Distal myopathy with vocal cord weakness (Q85551)

Distal myopathy with vocal cord and pharyngeal weakness belongs to the heterogeneous group of distal myopathies with age of onset after 35 years. Clinical signs include distal weakness, often asymmetrical, of the lower limbs and of the extensor muscles of the fingers. Deltoid muscle weakness is found in 1/4 of patients. Vocal cord and pharyngeal weakness causing a nasal voice and swallowing disorders, are either present at the time of examination or appear later.