Myopathies

Question 1

Features of Myopathies?

Answer 1

• symmetrical muscle weakness (proximal > distal)
• common problems are rising from chair or getting out of bath
• sensation normal, reflexes normal, no fasciculation

Question 2

Causes?

Answer 2

• inflammatory: polymyositis
• inherited: Duchenne/Becker muscular dystrophy, myotonic dystrophy
• endocrine: Cushing’s, thyrotoxicosis
• alcohol