卵巣過剰刺激症候群に伴う右中大脳動脈閉塞症:症例報告
1Obstetrics and Gynaecology, St George Hospital, Sydney, AUS.
Cureus
|January 23, 2026
まとめ
生殖補助医療の合併症である卵巣過剰刺激症候群(OHSS)は、脳卒中などの重篤なイベントにつながる可能性があります。この症例は、新鮮胚移植を受けた患者におけるOHSS関連の虚血性脳卒中を強調しています。
科学分野:
- 生殖医学
- 神経学
- 血管医学
背景:
- 卵巣過剰刺激症候群(OHSS)は、生殖補助医療における重要な合併症である。
- OHSSと血栓塞栓イベントとの関連を示唆するエビデンスが登場している。
- 脳血管イベントは、OHSSのまれではあるが重篤な潜在的合併症である。
研究 の 目的:
- OHSS患者における脳動脈閉塞症に続発する虚血性脳卒中の症例報告。
- OHSSと血栓塞栓症との潜在的な関連性を強調すること。
- 複雑な症例の管理成功例を示すこと。
主な方法:
- 新鮮胚移植後の女性患者の症例提示。
- 腹部CT検査を含む診断画像検査による遊離液の評価。
- 腹部液体の他の原因からのOHSSの鑑別診断のための穿刺液。
- 緊急血管内血栓回収術による介入。
主要な成果:
- 患者は脳卒中を示唆する症状を呈した。
- CTスキャンでは腹部に有意な遊離液が認められ、当初は異所性妊娠の懸念が生じた。
- 穿刺液により透明な液体が確認され、OHSSの診断が支持された。
- 成功裏に血管内血栓回収術が行われた。
- 処置後、患者は進行性の妊娠を維持した。
結論:
- OHSSは、虚血性脳卒中を含む重篤な血栓塞栓合併症に関連する可能性がある。
- 血管内血栓回収術などの迅速な診断と介入は、これらの合併症の管理に不可欠である。
- この症例は、生殖補助医療の文脈であっても、OHSS患者における血栓塞栓イベントを考慮することの重要性を強調している。
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