muscle wasting mitochondrial myopathies neoplasm of muscle of upper limb rotator cuff impingement syndrome injury of adductor muscle and tendon of thigh sternomastoid injury due to birth injury epicranial subaponeurotic hemorrhage syphilis of muscle massive epicranial subaponeurotic hemorrhage due to birth trauma rupture of skeletal muscle secondary ossification of muscle polymyalgia metabolic myopathy fibromatosis colli perineal laceration involving vaginal muscles lethal neonatal spasticity neoplasm of muscle of neck muscle laceration glycogen synthase deficiency disorder of muscle graft crushing injury of muscle injury of flexor muscle and tendon of thumb at forearm level disorder of tendon muscle bruise muscle contracture bathing cramp nontraumatic rupture of muscle myalgia and myositis fingerprint myopathy reducing-body myopathy oculocraniosomatic syndrome secondary myopathy eosinophilic myopathy disuse atrophy debre-semelaigne's syndrome minimal change myopathy hereditary myopathy associated with hydrocephalus intramuscular haematoma myotonia levior myokymia, hyperhydrosis, impaired muscle relaxation syndrome myopathy due to rheumatoid arthritis myopathy due to polyarteritis nodosa herniation of lumbar muscles immobility syndrome myopathy due to sjogren's disease myopathy of extraocular muscles myopathy or muscular dystrophy megaconial myopathies