Hypoxic challenge test

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What is a hypoxic challenge test? 

A hypoxic challenge test is a procedure performed to give us information about what might happen to your blood oxygen levels if you travel in an aeroplane. 

Why do I need to have this test? 

In an aircraft there is less oxygen available in the air. For people with a respiratory problem this can cause their oxygen levels to drop too low. This test will determine whether you need additional oxygen when you are in an aircraft. 

What happens during the test?

Before the test begins the Physiologist will explain the test to you in detail and will answer any questions that you may have. 

For the duration of the hypoxic challenge test you will be seated. A probe will be put on your finger. This will provide us with information about your blood oxygen levels. 

As part of the test it is also necessary to take several pinpricks of blood from your earlobe to provide further information about your blood oxygen levels. 

The test may take up to 90 minutes to complete. The length of the test may vary depending on your blood oxygen level. 

Important information

  • Please continue to take all medications as normal.
  • Please do not wear nail varnish to your appointment.
  • You are advised not to book or pay for any flights until you have had the results of this test.
  • It is very dangerous to go on a flight if you have been advised against this or to travel without oxygen if you have been advised to use it. You could experience serious breathing difficulties.

Thank you for your co-operation. This will assist us in obtaining accurate information and enable us to provide you with the most appropriate treatment.

Frequently asked questions

Will I experience any discomfort or side effects?

The only discomfort you may experience is a slight scratch on your ear when a pinprick of blood is taken. There are no known side effects associated with this test.

Is there a different test I could have?

There is no other test that would give us this information about your blood oxygen levels in a flight environment.

When will I be told the results of my test?

The Physiologist will provide information about the outcome of the test at your appointment. The report will be sent to the professional requesting the test. If you require paperwork to be completed for the airline this will need to be completed either by your Consultant or GP. If you require oxygen it will be your responsibility to organise this with the airline that you are travelling with.

What should I wear when I attend for my test?

You should wear normal comfortable clothing.

Reference

British Thoracic Society Standards of Care Committee (2011) BTS Clinical Statement on air travel for passengers with respiratory disease. London: British Thoracic Society.

© North Bristol NHS Trust. This edition published June 2024. Review due June 2027. NBT002290.

Contact Respiratory Physiology

Coronary angiogram and angioplasty/PCI

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Coronary angiogram 

This page is for patients whose doctor has requested that you have a coronary angiogram. The following information will answer some of the questions you may have about this procedure.

What is a coronary angiogram?

A coronary angiogram (sometimes called ‘cardiac catheterisation’) is an X-ray study which takes pictures of the blood flowing through the coronary arteries which supply the heart with blood. It can highlight narrowings or blockages in these arteries caused by fatty calcified deposits – coronary artery disease. 

Why do I need to have an angiogram?

The angiogram gives a detailed assessment of the arteries to give doctors extra information to help them decide on the appropriate treatment. If you have a narrowing coronary (heart) artery, that can be treated with ‘balloon coronary angioplasty and stent’ (PCI). This can be done in the same procedure or sometimes separately at a later date.  

What is an angioplasty/PCI?

Coronary angioplasty, often called PCI (Percutaneous Coronary Intervention), is a procedure where a balloon is used to open a blockage in a coronary artery. It is very similar to an angiogram procedure and is performed in the same room, under the same conditions, and the recovery is similar. The main difference is that an angiogram only collects information (pictures), whereas an angioplasty performs a treatment (inserting a stent). 

An angioplasty/PCI takes approximately 1-2 hours to perform. The length of time will vary from person to person depending on the complexity of the coronary artery disease. A balloon is used to stretch the artery and a stent (wire mesh tube) is then put in the narrowed artery and acts as internal scaffolding, keeping the artery open.

What are the risks?

Generally it is a very safe procedure. Potential complications are uncommon but include: 

Damage to the blood vessels in the leg or arm. Bleeding or haematoma (a lump/bruise under the skin) around the puncture site.

  • A small risk of stroke.
  • A small risk of heart attack.
  • A small risk of emergency cardiac surgery. 
  • A small risk of death.
  • Very rarely an allergic reaction to the injected substance.
  • X-ray is used in this procedure but with modern equipment the risk from the X-ray is very low.

What happens before the procedure? 

Pre-assessment

You will be invited to attend pre-assessment clinic/ telephone consultation, where we will explain the procedure to you and collect information. If you need an interpreter, please let us know as soon as possible. An ECG will be performed and you might be asked for a blood sample. 

You will need someone to take you to and from the procedure and who will stay with you at home overnight. If this is not possible, let us know in advance and we will arrange an overnight bed. They will not be able to stay with you on the day of the procedure.  

Please let us know if you might be pregnant. Also, let us know of any allergies, and bring a list of your current medication. 

Medication guidelines

  • If you take diuretics (water tablets), do not take them on the morning of your procedure as you may find it inconvenient.
  • If you are taking metformin (glucophage), ideally it should be stopped 48 hours prior and not re-started until 48 hours after your procedure. 
  • If you take warfarin, stop taking it 4 days prior to the procedure. 
  • If you take any other anticoagulant (blood thinner, e.g. rivabaxan, dabigatran, apixaban, edoxaban) stop taking it 2 days prior to the procedure.

It is now very common to have combined ‘angiogram and angioplasty (PCI)’ and it is very important that you take dual anti-platelet medication leading up to, and on, the morning of the procedure. This is usually a combination of aspirin and clopidogrel, or aspirin and ticagrelor. This will be discussed in pre-assessment, and prescribed if necessary. These medications are vital for the procedure to go ahead as they prevent blood clotting in the stent.

Preparation for the procedure checklist

  • Have nothing to eat after 6:30am if your procedure is in the morning.
  • Have nothing to eat after 10:30 am if your procedure is in the afternoon.  
  • You can drink water up until the procedure. 
  • Bring all your usual medication in with you on the day of the procedure.
  • Your wedding ring can be taped to your finger but please leave other valuables at home. Please remove all nail varnish.
  • Bring a newspaper or a book with you so that you will have something to do when the procedure is over.
  • Bring slippers and a dressing gown, but as few other possessions as possible. 
  • Take/stop taking medication as instructed. You should take your usual regular medication unless instructed otherwise.

On the day of the procedure 

When you arrive

You will arrive at the Imaging Department (Gate 19) and be accompanied into our day case area. A cardiologist will explain the procedure to you, and the benefits and potential risks. You will have an opportunity to ask questions. If you choose to go ahead with the procedure you will need to sign a consent form, which may be done during your pre-assessment visit. Please let us know of any allergies too. From there, you will be asked to change into a hospital gown and paper pants and a nurse will go through the procedure checklist and place a small plastic tube called a cannula, in a vein in your forearm to allow medications to be given if necessary during the procedure.

During the procedure

You will be taken to the Cardiac Catheterisation Laboratory (Cath Lab). You will be asked to lie down flat on the X-ray table with a pillow for the procedure. There will be a small team of nurses, doctors, cardiac physiologists and radiographers with you throughout. 

If you are feeling anxious, you will be offered sedation but will stay awake. The nurse will then cover you with a drape and clean the area at the top of your leg or wrist with antiseptic solution. Then the doctor will inject local anaesthetic into your wrist (if radial) or the area at the top of your leg (if femoral) which will briefly sting and then go numb. 

After this, you may just feel a pushing sensation when a small plastic tube (sheath) is inserted into your femoral or radial artery. A catheter is passed though the sheath and up inside the artery to the heart. Once the catheter reaches your coronary (heart) arteries, contrast liquid is injected into the bloodstream and X-ray images are taken.

The X-ray machine will move around you, but will not touch you. It is important that you stay still throughout to take the clearest pictures possible. Once the doctor has acquired enough images, the X-ray machine will be removed. 

If the doctor used the wrist artery (radial), a pressure device called a TR band will be placed on your wrist and inflated. This will be deflated gradually until it can be removed. Alternatively, if the doctor used the leg artery (femoral), a seal may be used to plug the artery or pressure will be applied either with a pressure device or manual pressure. 

What happens after the procedure?

You will be taken back to recovery/day case area initially, so that nursing staff can monitor your observations and the wound site very closely. Relax as much as you can and tell the nurse straight away if you experience any discomfort, notice any swelling or bleeding at the wound site, numbness in the leg/arm, or you feel unwell. You will be able to eat and drink as normal. Please make sure you drink plenty of fluids after this procedure which will help pass the contrast liquid out in the urine. 

How long will I have to stay in recovery?

Recovery time after an angiogram is usually around 3 hours, but can sometimes be longer. 

Recovery time after an angiogram is usually around 3 hours, but can sometimes be longer. If you have an angioplasty (PCI), your recovery time will be longer (about 6 hours) or you may require an overnight stay in hospital. This will be discussed in your pre-assessment appointment. 

If the doctor used the wrist radial artery:

  • The band around your wrist will be slowly deflated over 2-3 hours and then removed. This will be longer, usually 3-5 hours, for an angioplasty/PCI. 
  • The band will then be removed and replaced with a small dressing. 
  • Try not to move your wrist much while your artery is healing.
  • If the doctor used the leg femoral artery:

  • If a pressure device or manual pressure was used to stop the bleeding you will need to stay flat for 1 hour and bed rest for a total of 3 hours. 
  • If you have had a seal you can sit up straight away if there is no bleeding, and move around after 2 hours. This may be longer if bleeding occurs. require an overnight stay in hospital. This will be discussed in your pre-assessment appointment. 

What happens next? 

Before you are discharged

Before you are discharged, the doctor will discuss the results with you. If you have coronary artery disease that requires further treatment, the doctor will explain the options and there may be a meeting. This may be cardiac surgery (coronary artery bypass grafts – CABG), coronary angioplasty/PCI or drug therapy. You will then be given a discharge letter. 

Discharge advice

Do not do any heavy lifting or strenuous exercise, like weight lifting or cycling, for 4-5 days. Do not drive 48 hours after an angiogram and 1 week after an angioplasty/PCI (DVLA advice). Drink lots of water (2L) in the following 24 hours. If you were sedated, don’t sign any legal documentation for 48 hours.

Radial (wrist) puncture: 

  • Rest the arm for 2-3 days.
  • Avoid flexing/ bending the wrist, lifting and putting weight through the arm. 
  • Avoid bathing and washing up for 48 hours after. You may shower the following day, but avoid scrubbing the wound. If wet, replace the dressing with a plaster.

Femoral (groin) puncture: 

  • Avoid bending from the hip for 2-3 days or anything that strains stomach muscles. 
  • Avoid straining when going to the toilet. 
  • Apply light pressure over the puncture site, when coughing, sneezing, or laughing. 
  • Avoid bathing for 48 hours post procedure. You may shower the following day, but avoid scrubbing the wound, and pat dry thoroughly. 

Any problems

Complications are rare but can happen, particularly in the first 24 hours, so make sure you have a responsible adult with you. If the wound starts to bleed or swell suddenly, apply firm pressure to the puncture site for 10-20 minutes. If the wound is in the groin, lie flat while pressure is applied for you. If the bleeding stops, seek medical advice. If you are unable to stop the bleeding, call 999 immediately. 

A bruise around the site is common but should fade after 2-3 weeks. If it becomes swollen, or you develop persistent pain/ tenderness, contact your GP. If you get any chest discomfort after discharge that does not resolve 5-10 minutes after using your GTN spray, call 999.

© North Bristol NHS Trust.  This edition published June 2024. Review due June 2027. NBT002237.

Contact Cardiology

Cardiology Outpatient Bookings
Telephone: 0300 5550103

Cardiac Cath Lab Co-ordinator
Telephone: 0117 4149046

Cardiac Care Unit
Telephone: 0117 4140050

Acute Cardiology Ward
Telephone: 0117 4140050

Cardiac Catheter Laboratory
Telephone: 0117 4143500

Cardiac Testing
Telephone: 0117 4140800

Clevedon Hospital
Telephone: 01275 872212

Cardiac Rehabilitation
Telephone: 0117 4140040
Fax: 0117 4149468

Cardiology Secretaries
Fax: 0117 4149377

Eating less phosphate from additives

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Information for kidney patients who need to lower the phosphate levels in their blood.

Eating less phosphate from additives can help this.

Phosphate is often added to food by manufacturers as additives. This phosphate from additives gets into your blood stream more easily than the phosphate found naturally in foods. Phosphate additives can make your blood phosphate levels too high. 

This information explains which foods have these additives and how you can avoid them, and which foods you can eat that don’t have phosphate additives. 

Some foods are naturally high in phosphate (also known as phosphorous). You could eat less of these too. Ask your dietitian for advice about this.

How can I reduce phosphate additives?

To reduce the amount of phosphate additives you eat:

  • Eat freshly cooked, unprocessed food more often.
  • Check ingredient labels and limit foods with phosphate additives.
  • Swap to brands without phosphate additives.

Why do I need to reduce the phosphate level in my blood?

When the kidneys are not working properly, the level of phosphate in the blood often rises too high. The normal range for blood phosphate is between 0.8mmol/l and 1.5mmol/l. 

High levels of phosphate can cause:

  • Hardening of blood vessels.
  • Damage to your heart.
  • Weak bones.
  • Aching joints.
  • Itchy skin.

How do I eat less phosphate additives?

If a food contains phosphate additives, you will see the name or E number on the ingredient label. Additives with “phos” in their name contain phosphate. You may be able to swap to a different brand without phosphate additives. 

Check ingredient labels and try to avoid these additives:

E numberNameWhere found
E338 Phosphoric acidProcessed meats, sweets. cakes, chocolate, cola drinks.
E339Sodium phosphates Dried milk powder, canned soup, breaded chicken and fish, UHT products
E340Potassium phosphatesProcessed meats and cheeses, sports drinks, dried milk powder.
E341Calcium phosphatesShop-bought desserts and powder dessert mixes, instant pasta mixes.
E343Magnesium phosphatesBakery products, liquid egg, salt, substitutes.
E450DiphosphatesBakery products, processed meat and cheeses, soups and sauces.
E451TriphosphatesProcessed cheese, icing sugar, flavoured syrups.
E452PolyphosphatesProcessed potato products. 

To help you avoid phosphate additives, here are some examples of food labels. They show how phosphate additives are listed on the packaging.

Sausages

Sausages ingredient label with red circle around Polyphosphates

Cake

Cake ingredient label with red circle around Disodium Diphosphate

If food contains phosphate additives try checking similar options to find one without. 

What foods can I eat?

By choosing fresh, unprocessed foods where possible, you can reduce the phosphate additives you are eating. This will help to you lower your blood phosphate levels. 

Here are some suggestions for swaps:

Foods commonly containing phosphate additivesSuitable swaps - but always check labels
Ham. chicken, or turkey slices.Home cooked cold meat, chicken, or turkey. Or brands without phosphate additives.
Processed cheese spreads or dips.Flavoured or plain cream or cottage cheese.
Processed cheese slices, cheese triangles.Cheddar cheese or another hard cheese.
Naan bread, crumpets.Tortilla wraps, pitta bread, bread or English muffins.
Muffins, scones, sponge cakes.Fresh fruit, iced buns, fruit teacakes, hot cross buns, jam tarts, meringues, croissants, shortbread, digestive, and rich tea biscuits.
Cola drinks.Water, fruit squash, flavoured water, lemon or orangeade, non-alcoholic ginger beer.

It can be difficult to find processed meat without phosphate additives. Your dietitian can guide you on processed meats without additives available where you normally shop. 

Eating less red and processed meat is recommended for us all as they are linked with causing bowel cancer. They are also high in fat and salt. For healthier, lower phosphate options, see the NHS websites on the next page.

How can I eat more sustainably?

Many people want to eat food that is more environmentally friendly. These are good ideas for the planet and for you too:

  • Limit red and processed meats. Try some plant food sources of protein such as beans, lentils, soya mince, Quorn, and tofu instead.
  • Moderate the amount of dairy foods you eat and consider a plant-based milk.
  • Eat less processed food that is high in fat, sugar, and salt.

Summary

This page has shown you ways you can eat less phosphate from food additives by:

  • Eating freshly cooked, unprocessed food more often.
  • Checking labels for phosphate additives, and limiting foods with phosphate additives.
  • Swapping brands to avoid phosphate additives.

Useful webpages:

For guidance on healthy amounts of meat to help reduce your risk of bowel cancer:

Meat in your diet - NHS (www.nhs.uk)

Information on kidney disease and food written by the kidney dietitians at North Bristol NHS Trust:

Nutrition & Dietetics Patient Information (Kidney Disease) | North Bristol NHS Trust (nbt.nhs.uk)

Recipes to enable you to cook delicious kidney friendly meals from scratch:

Recipe Index | Kidney Care UK

Practical advice to help you reduce your weekly food shopping bill while maintaining a nutritious and kidney friendly diet:

Shop for a kidney friendly diet on a budget | Kidney Care UK

© North Bristol NHS Trust. This edition published May 2024. Review due May 2027. NBT003616.

New to Research

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Health research is about asking questions and finding new ways of improving patient care

Here at NBT, research is led by and carried out by clinical and non-clinical teams that include Nurses, Midwives, Doctors, Administrators, Clinical Trial Officers, Physiotherapists, Speech and Language Therapists, Clinical Librarians and more.

If you have an idea for research or would like to develop a career as an independent researcher, we can offer comprehensive support. This could include help with grant and training applications or navigating the research system.

We've spoken to people working in research carrying out many different roles. Read about or watch our My Role In Research colleagues.

People can become experts in their everyday surroundings, so they’re the ones best placed to solve problems or develop evidence through research. Whether you’re in a clinical or non-clinical role, we’re looking to increase the range of roles carrying out research at NBT. 

This webinar gives a good introduction to Research.

Contact research@nbt.nhs.uk for further help.

We're here to help! Here are some Frequently Asked Questions

How do I know if my study is research?

Research can be defined as the attempt to derive generalisable or transferable new knowledge to answer or refine relevant questions with scientifically sound methods. This excludes: audit; needs assessments; quality improvement and other local service evaluations. It also excludes routine banking of biological samples or data, except where this activity is integral to a self-contained research project designed to test a clear hypothesis.

If you are in any doubt, please contact the Research Development & Grants team – we can support your project or signpost you to a more appropriate team, if required. 

I am very busy in my current role, but I would like to get involved in research. Is there any way I can combine it with my day-to-day role?

Yes. There are lots of opportunities to get involved in research, including developing a project or grant application of your own, as part of your role. The R&D Department have funding available to cover your time to work in research. This would be discussed on a case-by-case basis with your department, so please get in touch with the Research Development & Grants team who can support you with conversations with your line manager and clinical division.

Do I need to have experience in research to write up a research proposal?

Research ideas and grant applications are welcome from everyone, no matter how much (or little) prior experience you have. The Research Development & Grants team can provide additional support to those that need it, especially if you are new to research.

Who should I contact to help me with costing my grant application and developing my project?

Please email the Research Development & Grants team: ResearchGrants@nbt.nhs.uk

What support can the Research Development & Grants team offer me?

The Research Development and Grants team can support you from early stages of developing a research idea. We can help to find suitable funding opportunities, calculate costs for an established proposal, and navigate systems for submitting your grant application, and much more.

When is it appropriate to reach out to the Research Development and Grants team?

Any time! From just having a brief idea for a research project, to needing final costings on a grant application. You can speak to the Research Development & Grants team at any stage of your research development. The sooner you contact us the better though, and the team will provide tailored support.

How long will it take to cost my research project for my grant application?

This is dependent on your project. But the Research Development and Grants team can support you with every aspect of your costing. The sooner you get in touch with us (i.e. as soon as you begin writing your grant application) the more support we can offer.

View Our Research

Doctor conducting research at NBT

Explore the ground-breaking research currently taking place at North Bristol NHS Trust.

About Research & Development

NBT Researcher

Find out more about our research and how we're working to improve patient care.

Contact Research

Research & Development
North Bristol NHS Trust
Level 3, Learning & Research building
Southmead Hospital
Westbury-on-Trym
Bristol, BS10 5NB

Telephone: 0117 4149330
Email: research@nbt.nhs.uk

Researcher Zone.png

Preterm Birth Prevention Clinic

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Information for before your visit 

Why have I been referred?

Our Preterm Birth Prevention Clinics offer extra care for women who may be at higher risk for preterm (premature) birth. There are several reasons why women may be at higher risk, including if you have experienced any of the following:

  • Previous preterm birth.
  • Previous prelabour, premature rupture of membranes (water breaking early).
  • Previous miscarriage after 16 weeks gestation. 
  • Previous cervical surgery including caesarean sections at full cervical dilation.
  • Uterine anomalies.
  • Shortened cervix seen on ultrasound scan.

We offer the following assessments in the clinic:

  • An internal ultrasound scan to assess the length of your cervix.
  • A Fetal Fibronectin test which helps us work out your risk for preterm birth.
  • A urine test and vaginal swab may be taken to screen for infection.

What will happen when I visit the clinic?

You will see a doctor who will discuss your risks for preterm birth, including information regarding your current and previous pregnancies. All tests offered are safe for you and your baby. 

You will be offered a transvaginal ultrasound scan to measure the length of your cervix. This scan involves a small ultrasound being inserted into the vagina - it requires an empty bladder.

You may also be offered a foetal fibronectin test which helps us to predict your risk for preterm birth. This is done by placing a small swab (like a cotton bud) into the top of the vagina for a few seconds. For the foetal fibronectin test to be reliable, we recommend not engaging in sexual intercourse or vaginal douching for 2 days before your appointment.

What treatments do you offer?

Not everyone who attends the clinic will require treatment. Depending on the initial assessment you may be offered further monitoring and reassurance with repeat ultrasound scans. 

If you are at higher risk of preterm birth, you may be offered vaginal hormone (progesterone) pessaries/tablets. More rarely a stitch around the cervix may be recommended to those at highest risk of preterm birth. 

When to seek advice

Sometimes there are signs that you may be going into labour. Often the signs may not lead to preterm birth, but it’s important to see urgent advice. These signs may include:

  • Period-like pains or cramps which come and go.
  • Constant back pain.
  • Fluid leaking from the vagina.
  • Bleeding from the vagina. 

If you think you may be in labour, do not wait for your next appointment. You should call the Central Delivery Suite at Southmead Hospital on the same day. The phone number is on the front of your yellow maternity notes. 

Should I still attend my antenatal appointments?

Yes, you should.

Lifestyle modifications

Many of the risks for preterm birth cannot be changed, however there are some lifestyle changes that can be made where possible.

  • Smoking has been associated with preterm birth, and therefore cutting down or stopping smoking is a positive step that can be taken to reduce the risk of your baby being born prematurely. You can speak with your midwife or with the doctor at the preterm birth prevention clinic for advice and ask for a referral for support with giving up smoking. 
  • Drinking alcohol during pregnancy has been associated with premature birth. Drinking no alcohol at all is safest. 
  • Tooth decay and gum disease has been associated with preterm birth, and therefore it is a good idea to see your dentist, especially if you think you may have tooth decay or toothache. You can organise free dental care with your maternity exemption card.

© North Bristol NHS Trust.  This edition published June 2024. Review due June 2027. NBT003698.

Contact Preterm Birth Prevention Clinic

Preterm Birth Prevention Clinic
Foetal Meicine Unit
Cotswold Outpatients,
Southmead Hospital
Westbury-on-trym
Bristol
BS10 5NB

0117 414 6928

Contact Severn Pathology

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Use of email

Our NBT email address has been accredited to the NHS Digital Accreditation Standard DCB1586 (The secure email standard - NHS Digital) so you can be assured when sending confidential information to us that this is as secure as NHS.net.

See individual department pages for telephone numbers and appropriate emails.

 

Address and location

Severn Pathology
Pathology Sciences Building
Southmead Hospital
Westbury-on-Trym
Bristol
BS10 5NB

Pathology Opening Hours

See specific departmental information for detailed contact information and availability.

A summary of opening hours are as follows:

For Blood Sciences departments (Chemistry, Haematology, Blood Transfusion and Specimen Reception) please see the following:

 

Microbiology: 8am–8pm weekdays out of these hours and Bank Holidays contact via NBT Switchboard.

Cellular Pathology: 9am-5pm out of these hours and Bank Holidays contact via NBT Switchboard.

Switchboard: 0117 9505050

Test Information

Community Acquired Pneumonia Research Priority Setting Project

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We are looking for people who have lived experience of Community Acquired Pneumonia. 

We would like you to join a group of health professionals to help us to see what research would make a difference to adults who have lived experience of community acquired pneumonia.

What is community acquired pneumonia? 

Community acquired pneumonia is the commonest reason that people are admitted to hospital in the UK. It is an infection of one or both lungs that is usually caused by bacteria and viruses. We call it community acquired because people who get it are living in the community as opposed to being in hospital at the time. 

What are we asking you to do? 

We are anticipating that the group will meet monthly for approximately 12 – 18 months. Most of the meetings will be held on-line (virtually) and will take no more than two hours per meeting. 

There may occasionally be face to face meetings which will be a little longer, to make good use of the opportunity to work together in this way. Travel expenses will be reimbursed, and you will also be compensated for your time with non-cash transferable vouchers as a way of saying thank you for your time. 

What do you need to do now? 

Who is funding the project? 

James Lind Alliance and Southmead Hospital Charity 

The James Lind Alliance is non-profit making initiative bringing patients, their families and carers, and clinicians together in a Priority Setting Partnership (PSP) to identify and prioritise uncertainties, or ‘unanswered questions’, about Community Acquired Pneumonia  that have not been answered by previous research, and are important to patients, their families and carers with lived experience, and professionals who look after them. 

Southmead Hospital Charity 

The Charity will be working closely with the Health Professionals and the James Lind Alliance to list  all the possible areas for research will then be discussed and the top 10 prioritised. This will ensure that researchers and those who fund research, focus on what really matters to both patients and clinicians. 

R&I Respiratory.jpg

About The Pain Clinic

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This information is for patients who have been referred to the Pain Clinic.

Pain Clinic Services 

Your appointment

Pain that persists can be distressing and disabling. You have been referred to the pain service because your pain is interfering with your ability to function effectively. We are a team of specially trained healthcare professionals who are skilled in supporting patients with pain to manage their symptoms. Most of the treatments we offer will help about one third of patients only and will reduce the intensity of pain but not take it away. Response to treatment varies from person to person, even if they seem to have the same symptoms. Your pain specialist will make an assessment of you and of your pain and decide which treatment or treatments might be helpful in your case. 

Injections may help some individuals but they often only have a limited effect and should be part of a multidisciplinary management programme. A decision on an injection will only be made after a full discussion with the patient if it is considered appropriate.

With support, patients can start to exercise, engage with hobbies and resume work (full or part-time). Our aim in this service is to help people move forward and for this reason it is unhelpful for us to disable our patients by saying they are unfit to work.

Our service works to support you and your GP to manage your pain. The treatments we offer are familiar to your GP and your GP will be experienced in managing day-to-day queries about your pain treatment. Your pain specialist may make a pain treatment plan for you and your GP to follow together. Your GP will be able to deal with queries and if you have a problem with medication you can also discuss this with 
your pharmacist.

Service objectives

  • Provide a multi-professional patient specific assessment of your pain and out in place an individual management plan. 
  • We help you to manage your pain enabling you to lead a more normal life with reduced disability. 
  • Increase social and physical functioning. 
  • Promote independence and wellbeing for patients through the provision of structured self-management support. 

In our team we have the following staff: 

  • Consultants in pain medicine.
  • Consultants in neurosurgery.
  • Specialist physiotherapists.
  • Specialist Pain Nurses.
  • Clinical psychologists.
  • Pharmacists.

You will not necessarily see more than one specialist, but as one of the major pain centres in the UK, we are able to adopt a multidisciplinary approach for those patients who need it. 

Can you keep your appointment?

If you cannot attend your appointment please phone and tell us as soon as you can. We can rearrange your appointment and offer your old appointment to another patients. 

Phone: 0117 414 9937

If you do not attend your appointment or cancel on the day of the appointment, we will have to discharge you back to your GP. You will then have to ask to be referred again.

Please let us know if you change your:

  • Name.
  • Address.
  • Phone number.
  • GP. 

Preparing for your appointment

Please think about the following things and write them down to bring to your appointment: 

  • Have you attended a Pain Clinic before? If you have please write down the name of the Pain Clinic, the year you attended, and the name of the doctor you saw.
  • A list of all the medicines (if any) you take, even they are not for pain. 
  • A list of all the medicines you have tried for pain.
  • A list of all the other treatments you have tried for pain e.g. acupuncture, TENS, physiotherapy.
  • You could use a diagram to mark where in your body you feel pain.
  • Have you had to change, reduce, or stop any of your activities (including exercise, socialising, housework, leisure etc.)? 
  • As a consequence of living with pain, people often experience feelings of anger, frustration, anxiety and/or low morale. How would you say you were at the moment in terms of emotions or mood?

Further management

Management of your pain will be discussed at your appointment. You will be given a blue form to take to the reception desk to make an appointment for further treatment if this is appropriate. If you are referred to the Pain Management team an appointment for an assessment will be sent to you in the post.

Comments

We want to know what we are doing ell and what we ought to be improving. Please help us to provide a service that matches what our patients need. There is a comments box in the waiting area. You can also speak to a member of staff if you wish to make a comment about the service you have received. 

© North Bristol NHS Trust. This edition published February 2024. Review due February 2027. NBT002044

 

Contact Pain Clinic

For all appointment enquiries, please contact Outpatients appointments.

Gloucester House
Southmead Hospital
Telephone: 0117 4147361

If you have an urgent concern please seek medical advice from your GP.

Uterine Fibroid Embolisation (UFE)

Regular Off Off

Information for patients about Uterine Fibroid Embolisation (UFE). 

What are fibroids?

Fibroids are benign, non cancerous, fibrous growths of the muscular part of the uterus (womb). They are very common.

How are fibroids diagnosed?

The diagnosis is made with an ultrasound scan or an MRI scan. Other tests such as blood tests, a gynaecological examination  or internal biopsy may also be necessary.

Why do fibroids need to be treated?

Many fibroids do not cause any symptoms at all, and don’t require treatment as they are benign. Often fibroids are found by chance as part of an examination for other reasons, e.g. pregnancy scanning.

The most common symptom is heavy and prolonged periods, which may be more painful than usual. This can cause anaemia (a lack of red blood cells or the chemical haemoglobin, which is found in the blood). It can make you feel tired and faint or cause headaches.

Large fibroids can cause symptoms because of their size putting pressure on the bladder leading to a constant urge to urinate. They may also push on your spine or back passage causing constipation and bloating. Occasionally, fibroids may be so large that they are visible as a swelling in the abdomen.

Fibroids are also associated with infertility and miscarriage.

How are fibroids treated?

If the gynaecologist does advise treatment, options include:

  • Drug treatment: A variety of hormonal drugs can be used to manage the symptoms of fibroids and sometimes even allow them to shrink. Often these medications can be started and monitored by your GP. The decision about whether this is right for you will depend on your specific symptoms and personal preferences for treatment
  • Intrauterine contraceptive device: A Mirena coil releases progestogens and may help to reduce heavy bleeding. The coil can be left in place if you are to proceed to UFE.
  • Myomectomy: In some cases it may be possible to surgically remove fibroids (myomectomy) without taking the uterus itself. This means that future pregnancyremains possible. However, it is important to understand that hysterectomy (removal of the uterus) may very occasionally be necessary at the time of myomectomy.
  • Fibroids may regrow after myomectomy, and in the long term about 1 in 10 people require further surgery. Myomectomy may be performed as an open operation, or by a keyhole technique. This procedure is particularly successful if there are one or two symptomatic fibroids, but is less successful if there are multiple fibroids.
  • Hysterectomy: This is the surgical removal of the uterus, usually including the cervix. Future pregnancy is impossible. The operation usually requires about 2-3 days in hospital and 4-6 weeks off work afterwards Uterine Fibroid Embolisation (UFE): as discussed next.

What is Uterine Fibroid Embolisation (UFE)?

Fibroid embolisation is a procedure designed to shrink uterine fibroids and reduce bleeding. A small plastic tube is placed into a blood vessel (artery) in the groin or the wrist and used to access the blood supply to the uterus and the fibroids. This blood supply is then blocked with extremely tiny beads made of polyvinyl alcohol (PVA) and will permanently stay in the small arteries within the fibroids.

 

What are the benefits?

  • There are now good long-term studies of the results of fibroid embolisation. Over 80% of people will be relieved of their symptoms after UFE.
  • On average, UFE shrinks the fibroids by about half and this usually gives an improvement in symptoms relating to the size of the fibroids or pressure.
  • Unlike other surgical treatments for fibroids, UFE treats all the fibroids in a person’s uterus.
  • Successful pregnancy can be possible after fibroid embolisation.

What happens before the procedure?

You will need to have a blood test a few days before the procedure to check your kidney function and your haemoglobin levels. This may be arranged to take place at your GP surgery.

You can continue taking your normal medication. If you are on any medication which thins the blood (e.g. aspirin, clopidogrel, warfarin, rivaroxaban, dabigatran, apixaban) we ask you to call the Imaging Department using the number on your appointment letter as we may need to adjust your medication before undergoing this procedure.

On the day of the procedure

  • You should not eat anything from 6 hours before your procedure but you may continue to drink water up to 2 hours beforehand.
  • You will arrive at the Imaging Department (Gate 19) and be accompanied into our day case area.
  • You may take your normal medication unless instructed otherwise.
  • Please inform us if you have any allergies.
  • A radiologist (X-ray doctor) will discuss the procedure with you. You will have an opportunity to ask questions about the procedure and your treatment. If you choose to have the procedure you will need to sign a consent form (this may already have been filled out in an earlier clinic consultation).
  • You will be asked to change into a hospital gown and a small plastic tube (cannula) will be put into a vein in your arm to allow us to administer medications or intravenous fluids during the procedure.
  • A drip containing strong pain killers (patient controlled analgesia - PCA) will be connected to your cannula, which will allow you to manage your own pain after the procedure by pushing a button that injects a small dose of morphine into your vein. We will give you an extra pain killer via a pessary (diclofenac) as well.
  • Once all the checks have been performed and consent signed, you will be taken to the procedure room on the trolley. There will be nurses, a radiographer and the radiologist with you throughout the procedure.

During the procedure

  • You will be asked to lie on your back on an X-ray table for the duration of the procedure.]
  • The skin near the groin/wrist will be cleaned with an antiseptic solution and covered with sterile drapes.
  • Using an ultrasound machine, the radiologist will then inject local anaesthetic into the skin and deeper tissues over the groin/wrist artery. This will briefly sting and then go numb. Most people will feel a pushing sensation.
  • A small tube (catheter) is inserted into the artery and navigated inside your blood vessels with the help of the X-ray machine to select the arteries responsible for the blood supply of the fibroid(s).
  • An X-ray dye will be injected into your arteries several times during the procedure to help outline your anatomy.
  • During these injections you may be asked to hold your breath and keep very still. The injection of the X-ray dye can cause a hot sensation in your pelvic area which is normal and temporary.
  • Once the catheter is in the correct position, tiny PVA beads are slowly injected to block the arteries supplying the fibroid(s).
  • It might be necessary to access the arteries in both groins in order to block the arteries on both sides of the uterus which are supplying the fibroid(s).
  • When the procedure is complete, the catheter is removed from the artery and pressure by hand or a special stitch is applied at the puncture site to prevent bleeding.
  • The procedure itself usually takes around 1-2 hours.

What to expect after the procedure

  • You will be taken back to the day case area, so that nursing staff may monitor you closely.
  • You will be required to lie flat for 2 hours to allow the small hole in your artery to heal but you can mobilise 4 hours after the procedure.
  • You may experience pain similar to period cramping in your lower abdomen, but this can be controlled with your PCA morphine pump. Additional pain killers can be given if required.
  • Later on you will be transferred to the gynaecology ward (Cotswold ward) where you will stay at least 1 night so we can ensure adequate pain relief is available to you.
  • Most patients are normally discharged just after lunch the following day.
  • There may be a small bruise in the groin/wrist around the puncture site but this is quite normal.

Will I feel any pain?

You will be given strong painkillers before, during and after the procedure designed to minimise any pain. If you are in pain at any point this medication can be adjusted to ensure your pain is controlled. The local anaesthetic used to numb groin/wrist may sting for about 20 seconds.

What to expect in the days following UFE

Mild pain or discomfort is usual for some days after the procedure, which can be managed with standard pain killers like paracetamol and ibuprofen.

Some patients experience a thick yellow/green vaginal discharge. Use sanitary towels rather than tampons as these could increase the risk of infection.

You may have a slightly raised temperature for up to a week afterwards, sometimes with feverish symptoms.

You may feel tired and we advise you to rest for one to two weeks depending on your recovery. You can then resume your usual activities. We usually recommend taking up to 2 weeks off work but some people recover more quickly and are able to return to work within a week.

You will be followed up via in person or telephone clinic by the radiologist in 4-6 months after the procedure.

When will I notice a difference?

It takes time for fibroids to shrink after UFE. It is common for the first period after UFE to be a little different from usual.

Gradual improvement can be expected for up to 6 months afterwards.

What are the risks?

UFE is generally very safe however as with any procedure there are some risks.

  • There is a minor risk of bleeding or bruising at the groin/ wrist or injury to the arteries.
  • Most patients feel some pain afterwards. This ranges from very mild pain to severe cramp, period-like pain. This pain is usually most severe during the first 12 hours, and will be controlled with strong painkillers. By time of discharge home the following day, ‘over the counter’ painkillers are usually adequate to control the pain.
  • Infection is a risk with any operation. Currently there is a quoted risk of about 2%. Antibiotics are given at the time of the UFE to minimise this risk but late infection some weeks afterwards has been reported. Most infections can be treated with antibiotics at the time but rarely patients will need to have a hysterectomy for infection. If you feel you would not like to have a hysterectomy under any circumstances then it is probably best not to have a fibroid embolisation.
  • You may experience post-embolisation syndrome. This is caused by the breakdown of the fibroid within the body and is very common. People experience a mild fever and flu-like symptoms. It usually passes on its own and anti-inflammatory medicines (ibuprofen) can help. If your symptoms continue, please contact us so we can make sure you don’t have an infection.
  • There is a small risk of blocking blood vessels to other organs inside your pelvis (including urinary bladder, bowel or genitals). This could result in reduced blood supply to the affected organ and could potentially be a serious complication, however in most cases it settles down by itself. A special CT scan of your blood vessels will be used during the procedure to reduce this risk to a minimum.
  • Rarely a patient may have an allergic reaction to the X-ray contrast (dye) used during UFE. This reaction could be mild with itching to severe affecting breathing or blood pressure. Patients undergoing UFE are carefully monitored throughout the procedure so any allergic reaction can be detected immediately and treated.
  • About 1% of patients have an early menopause as a result of UFE. This risk is smaller in younger people and higher in patients who are approaching the menopause. 
  • Rarely patients may pass bits of fibroid after the UFE. If a larger fibroid is passed you may need to see your gynaecologist who can help to remove it.
  • Some patients experience vaginal discharge, which usually lasts up to 2 weeks and on occasion up to 4 weeks.

Can I have UFE if I want to get pregnant?

It is possible to have a successful pregnancy after fibroid embolisation. Current advice is to wait at least 1 year after the procedure before trying to conceive. Approximately 50% of people trying to conceive after fibroid embolisation will be successful.

There is evidence that the rate of spontaneous abortion or miscarriage is higher among patients having fibroid embolisation than in patients who have a surgical myomectomy. If you want to conceive then depending on the anatomy of your uterus and fibroids, myomectomy may be a better procedure.

Further information for patients after uterine fibroid embolisation (UFE)

You may find the following information useful after going home from hospital after a UFE.

Eating and drinking

You should not eat or drink until the conscious sedation medication has entirely worn off. The antibiotics may make you feel nauseated, so it is best to avoid alcohol for 24 hours.

Driving

You should not drive or operate machinery for at least 2 days after this procedure; this means you should ask for a relative or friend to drive you home from hospital. It is important you ensure you can perform an emergency stop prior to any driving.

Your groin

If we do the procedure through the artery in your groin,  You may have bruising or swelling in the first few days at the puncture site. If you are worried about this call the ward.

Vaginal discharge

It is common for patients to experience a moderate vaginal discharge after this procedure, which may be blood stained or contain small pieces of fibroid. If the discharge becomes more offensive and smelly it is important that you contact the ward as this may indicate you are developing an infection.

Pain

The purpose of staying overnight in hospital after UFE is to ensure you are pain free. Make sure you have paracetamol and ibuprofen at home. The ward will give you further painkillers to take home with you should you need them. Should the pain worsen following discharge home call the ward for further advice.

Fever

It is common to experience a low grade temperature for up to 1 week after this procedure. You may have flu like symptoms. If you have a high temperature (above 37.5°C) more than 7 days after the procedure it may indicate that you are developing an infection so you should contact the hospital.

Sexual intercourse and contraception

You can resume sexual activity when you feel ready and once the discharge has settled.

It is important to use appropriate contraception for one year after UFE.

If you do not want to get pregnant you will still need to use contraception.

Please check with your travel insurance if you wish to travel within 4 weeks of your procedure

Finally we hope this information is helpful.

If you have any questions either before or after the procedure the staff in the Imaging department will be happy to answer them.

The phone number for the Imaging department can be found on your appointment letter.
 

© North Bristol NHS Trust.  This edition published February 2024. Review due February 2027. NBT002898.
 

Contact Cotswold Ward

Cotswold Ward
Brunel building
Southmead Hospital
Westbury-on-trym
Bristol
BS10 5NB

0117 414 6798 (24 hours) 

Prostate Artery Embolisation (PAE)

Regular Off Off

This information is for patients considering Prostate Artery Embolisation (PAE) for the treatment of their lower urinary tract symptoms.

What is Prostate Artery Embolisation (PAE)? 

The prostate gland is located under the urinary bladder and wraps around the water pipe (urethra). Enlargement of the prostate gland can lead to a blockage of the flow of urine. This can lead to various symptoms, including reduced urine stream and frequent need to urinate during the night.

Prostate artery embolisation is a minimally invasive, non-surgical new treatment option for prostate enlargement. PAE blocks off the blood flow to the small arteries supplying the prostate gland making the gland shrink and allowing a better flow of urine.

This is achieved with an injection of small particles into these arteries. PAE can also be used for controlling bleeding from the prostate gland.

Who made this decision?

The decision was made by your urologist and an interventional radiologist who is going to perform the procedure.

Interventional radiologists are doctors specially trained to perform minimally invasive treatments of various diseases with guidance of an x-ray machine, avoiding the need for open surgery. This includes inserting and navigating special catheters inside blood vessels.

In addition to the standard tests for prostate enlargement, you will need to have a special CT scan (CT angiogram) to help us visualise the arteries in your pelvis. This will help the radiologist to decide if the anatomy of your arteries is suitable for the treatment. If tests have shown that you are suffering from an enlarged prostate gland you probably have already been told about the more traditional treatment options, including a

TURP (trans urethral resection of prostate) operation and medication by your urologist or GP.

In your case, a decision was made that you are likely to benefit from an alternative non-surgical treatment option: prostate artery embolisation.

What happens before the procedure?

  • You will need to have a blood test a few days before the procedure to check your kidney function, that you are not at increased risk of bleeding and that it will be safe to proceed. This may be arranged to take place at your GP surgery.
  • You can continue taking your normal medication. If you are on any medication which thins the blood (e.g. aspirin, clopidogrel, warfarin, rivaroxaban, dabigatran, apixaban) we ask you to call the imaging department using the number on your appointment letter as we may need to adjust your medication before undergoing this procedure.

On the day of the procedure

  • You should not eat anything from 4 hours before the procedure but you may continue to drink water.
  • You will arrive at the Imaging Department and be accompanied into our day case area.
  • You may take your normal medication unless instructed otherwise.
  • Please inform us if you have any allergies.
  • A radiologist will discuss the procedure with you. You will have an opportunity to ask questions about the procedure and your treatment. If you choose to have the procedure you will need to sign a consent form.
  • You will be asked to change into a hospital gown and a small plastic tube (cannula) may be put into a vein in your arm to allow us to administer medications or intravenous fluids during the procedure.
  • Once all the checks have been performed and consent signed, you will be taken to the angiography suite on the trolley. There will be a nurse, radiographer and a radiologist with you throughout the procedure.

During the procedure

  • You will need to lie on your back on an X-ray table for the duration of the procedure.]
  • The skin near the groin will be cleaned with an antiseptic solution and covered with sterile drapes.
  • Using an ultrasound machine, the radiologist will then inject local anaesthetic into the skin and deeper tissues over the groin artery. This will briefly sting and then go numb. Most people will feel a pushing sensation.
  • A small tube (catheter) is inserted into the artery and navigated inside your blood vessels with the help of the x-ray machine to select the arteries responsible for the blood supply of the prostate gland. An x-ray dye will be injected into your arteries several times during the procedure to aid the navigation of the catheter. During these injections you may be asked to hold your breath and keep very still. The injection of the x-ray dye can cause a hot sensation in your pelvic area which is normal and temporary.
  • Both the left and right prostate arteries can usually be reached with accessing only one groin artery but sometimes we may need to use the artery in your other groin.
  • Once the catheter is in the correct position, tiny particles are slowly injected into the prostate gland. When the injection into both left and right prostate arteries is complete, the catheter is removed from the artery and pressure by hand or a special stitch is applied at the puncture site to prevent bleeding. You will be asked to remain still for another few hours after the procedure.
  • Insertion of a urinary catheter may be necessary for this procedure. This is usually removed after the procedure before discharge.

What to expect after the procedure

  • You will be taken back to the radiology day case unit, so that nursing staff may monitor you closely.
  • If you are in pain tell the nursing staff so you can be given appropriate painkillers.
  • You will be required to stay in our day case unit for about 4 hours. Occasionally one night stay in the hospital might become necessary.
  • There may be a small bruise in the groin around the puncture site but this is quite normal.
  • You will have antibiotics prescribed to be taken for 5-7 days following the procedure.
  • You should be able to resume most normal daily activities within 24-48 hours. However, we recommend avoiding driving and all strenuous activities for 48 hours.
  • The prostate gland should begin to shrink over the next few weeks and over 70% of men will notice an improvement in their symptoms after PAE.
  • You will be reviewed at a follow up appointment in 3 months’ time.
  • If you had a long-term bladder catheter before the procedure, recent studies have shown the majority of patients can have their catheters removed after 7-10 days.
  • Please check your travel insurance if you wish to travel within 4 weeks of your procedure.

Prostate artery embolisation is a relatively new procedure for treatment of prostate enlargement. The current evidence from research data has been reviewed by the National Institute for Health and Care Excellence (NICE) and clearly shows that the procedure is safe and an effective treatment option. 

However, as with any other medical procedures complications may arise:

  • There is a minor risk of bleeding or bruising at the groin or injury to the arteries.
  • In up to 10% of cases (1 in 10 people) the prostate arteries are too small or diseased and it will not be possible to safely access them with the catheter, meaning we are unable to treat the arteries.
  • You may experience some discomfort in the lower abdomen and have some discomfort on urinating but this normally resolves after 10 days.
  • The prostate can become more swollen immediately after the procedure which can make passing urine temporarily more difficult. On rare occasions, a urinary catheter may be necessary until the swelling settles down.
  • There is a small possibility of experiencing pain when passing urine or having blood in the urine after the procedure but this should settle down by itself.
  • Blocking arterial flow to the prostate makes the gland slightly more prone to infection. To avoid this, antibiotics will be prescribed for you to take when you arrive at the department and following the procedure.
  • There is a small risk of blocking blood vessels to other organs inside your pelvis (including urinary bladder, bowel or genitals). This could result in reduced blood supply to the affected organ and could potentially be a serious complication, however in most cases it settles down by itself. A special CT scan of your blood vessels will be used before and during the procedure to reduce this risk to a minimum.
  • Some patients may feel tired for up to a week following the procedure. We advise patients to take at least one week off work following PAE.

When to seek help

Please contact us on the phone number on your appointment letter if you experience: 

  • New bleeding in your urine or bowel motions.
  • Pain that is not controlled with painkillers.

Please contact us or go to the nearest emergency department in case of:

  • New leg symptoms such as pain or changes in colour.
  • Increasing swelling or bleeding from your groin.

To contact us, please call the interventional radiology secretaries between:

Monday-Friday 9am-5pm on 0117 414 9110.

Out of hours please contact the on call urology specialty registrar via North Bristol NHS Trust switchboard on 0117 950 5050.

 

References

  1. NICE (2018) “Interventional procedure overview of prostate artery embolisation for lower urinary tract symptoms caused by benign prostatic hyperplasia” https://www.nice.org.uk/guidance/ ipg611/evidence
  2. Ray et al (2018) “Efficacy and safety of prostate artery embolization for benign prostatic hyperplasia: an observational study and propensity-matched comparison with transurethral resection of the prostate (the UK-ROPE Study)” BJU Int 2018; 122: 270-282
     

© North Bristol NHS Trust.  This edition published January 2024. Review due January 2027. NBT003172.