title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 40-1991. A 48-year-old woman with progressive asymmetric weakness of the extremities and neck flexor muscles.
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D002479:Inclusion Bodies / Q000648:ultrastructure; D008875:Middle Aged; D009132:Muscles / Q000648:ultrastructure; D009220:Myositis / Q000175:diagnosis / Q000473:pathology* / Q000503:physiopathology; D014617:Vacuoles / Q000648:ultrastructure