臨床婦人科産科75巻1号

2021年01月発行

合併増大号　今月の臨床 生殖医療の基礎知識アップデート―患者説明に役立つ最新エビデンス・最新データ

一般不妊治療 不妊症に対する一般的な検査・治療

甲状腺機能検査（潜在性甲状腺機能低下症）

著者： 田村博史¹

所属機関： ¹山口大学大学院医学系研究科産科婦人科学

ページ範囲：P.38 - P.42

文献概要

●TSH値が基準値上限（4.0〜5.0μIU/mL）を超えた潜在性甲状腺機能低下症合併の不妊女性に対しては，LT₄補充が推奨される．

●TSH値が2.5〜基準値上限（4.0〜5.0μIU/mL）については，必ずしも明確なエビデンスはないが，TSH値2.5μIU/mL以下を目標とした管理を考慮する．

●抗甲状腺抗体は甲状腺ホルモン分泌予備能の指標になるが，陰性であればLT₄補充は必要ないとはいえず，甲状腺抗体の有無にかかわらず適切な管理を行う．

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