臨床婦人科産科76巻9号

2022年09月発行

今月の臨床 胎児発育のすべて―FGRから巨大児まで

FGR児の重症度評価方法

羊水量の評価方法と羊水過多・羊水過少の診断

著者： 永昜洋子¹ 大道正英¹

所属機関： ¹大阪医科薬科大学産婦人科教室

ページ範囲：P.894 - P.900

文献概要

●羊水量は主に胎児の尿産生と胎児循環の均衡を反映し，胎児well-beingの評価に重要である．

●羊水過多は羊水インデックス（AFI） ≥ 25cmまたは羊水ポケット（AFP） ≥ 8cm，最大羊水深度 ≥ 8cmで診断され，重度になるほど胎児異常の割合が増える．

●羊水過少はAFI ≤ 5cmまたはAFP ≤ 2cm，最大羊水深度 ≤ 2cmで診断され，診断時期をふまえた胎児異常および胎児well-beingを評価する必要がある．

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