Case 36-1995

Abstract
Presentation of CaseA 61-year-old man was admitted to the hospital because of increasing weakness in all his extremities.The patient had been in good health until five years earlier, when weakness developed in the distal portion of the left leg, with mild pain in the left hip. He began to limp because of the weakness. There were severe muscle cramps in the leg, which subsided approximately two years later. Three years before admission a neurologist found distal muscular atrophy of the left leg, with normal reflexes and sensation, and normal cranial-nerve functions. Motor-nerve conduction velocities and sensory-nerve action potentials . . .