Neuromuscular rehabilitation and electrodiagnosis. 5. Myopathy.

This self-directed learning module highlights hypotonia, facioscapulohumeral dystrophy, and herbal supplements causing muscle weakness. It is part of the chapter on neuromuscular rehabilitation and electrodiagnosis in the Self-Directed Physiatric Education Program for practitioners and trainees in physical medicine and rehabilitation. This section presents advances in the diagnosis of myotubular dystrophy, myoblast transfer, and problems associated with the increased use of herbal supplements.