第115回医師国家試験 B32
第115回国家試験 B32
A 60-year-old man presented with sensory disturbance of his fingers and toes. He lived alone and drank alcohol every day. The amount of his alcohol intake was over 60 g/day. He had muscle weakness and burning sensation of his extremities.Examinations showed nystagmus and heart failure. Which one of the following vitamins is related to his symptoms?