妊娠後期に頭蓋内出血を来たした硬膜動静脈奇形の1例

A Case of Dural AVM during Pregnancy

I．はじめに

　硬膜動静脈奇形は，血管撮影の普及と相まって知られるようになってきた疾患であり，横・S状静脈洞部，海綿静脈洞部に多く発生する^24）．その成因や治療法に関し種々の検討がなされているが，いまだ一定した結論は得られていない．

　また妊娠中における頭蓋内出血も脳神経外科の発達に伴い注目されるようになり，現在では非妊娠中の頭蓋内出血と同様に治療してよいとされている^{1,3,10,21,27）}．

A case of dural AVM manifested during pregnancy wasreported. On December 28, 1979, a 28-year-old primipara,suddenly developed headache, nausea and vomiting at the8th month of her pregnancy and soon there after becameunconscious. She was transferred by ambulance to ourhospital.

On admission she was comatose exhibiting decerebraterigidity. The blood pressure was 126/76 mmHg and thepulse rate 97 per minute and regular. Right pupil wasdilated and did not react to light. CT scan revealed asubdural hematoma on the right side and intracerebralhematoma in the right middle fossa.