- Myasthenia gravis
- Toxic myoneural disorders
- Congenital myasthenia syndromes
- Other specified myoneural disorders
- Myasthenic syndromes in endocrine diseases
- Myasthenic syndromes in:
- diabetic amyotrophy
- thyrotoxicosis [hyperthyroidism]
- Eaton-Lambert syndrome
- Other myasthenic syndromes in neoplastic disease
- Myasthenic syndromes in other diseases classified elsewhere
EXCLUDES: botulism and transient neonatal myasthenia gravis.