マムシ咬傷による両眼内転障害の1例

A case of bilateral medial rectus paresis following bite by a viper

　41歳白人男性の右手第5指がマムシに噛まれ，その4時間後に複視を自覚した。受傷の6時間後に抗マムシ血清が投与された。第3病日の受診時に両眼の内転障害があり，内直筋不全麻痺と診断した。全身症状は第4病日に，複視は第7病日に寛解した。

A 41-year-old Russian male was bitten by a viper in his right little finger. He noted diplopia 4 hours later. He was treated by antiviper serum 6 hours after injury. He showed bilateral paresis of medial rectus muscles when seen on day 3 of injury. General symptoms improved on day 4 and his diplopia disappeared on day 7 of injury.