胎児心筋病変:病原性メカニズム,血液動力学的発見,臨床的結果

Simone R F F Pedra¹, Jeffrey F Smallhorn, Greg Ryan

¹Division of Cardiology, The Hospital for Sick Children, Toronto, Ontario, Canada.

Circulation

|July 31, 2002

まとめ

胎児心筋病 (CM) は様々な原因と悪い結果があります. 胎児のCMにおける下痢性機能不全は,死亡リスクを大幅に増加させ,産前ケアにおけるその重要性を強調しています.

科学分野:

心臓病学心臓病学
ペリナトロジー (Perinatology) とは
胎児医学胎児医学について

背景:

胎児の構造性心不全の産前診断は確立されていますが,胎児心筋病 (CM) は研究不足です.
病原性メカニズム,血液動力学,胎児CMのアウトカムに関する情報は限られている.

研究の目的:

胎児心筋病変 (CMs) の病原性メカニズム,血液動力学的発見,および胎児期のアウトカムを調査する.
CM.と診断された胎児の死亡率に関連する危険因子を特定する.

主な方法:

55人のCMの胎児の胎児エコーカルディオグラムと胎児経歴の遡及的レビュー.
CMを拡張型と高縮型に分類し,関連する状態と心臓機能の分析を行う.
死亡リスク要因を決定するために,ロジスティック回帰を含む統計分析.

主要な成果:

CMと診断された55人の胎児:22人の拡張性CMと33人の高縮性CM.
原因には,先天性感染症,母性抗体,遺伝性シンドローム,双子双子の輸血症候群,およびイディオパシー症例が含まれていた.
リスク要因として,シストリック機能不全,ダイアストリック機能不全,心房弁の吐などの高い胎内死亡率 (63%). ダイアストリック機能不全は,死亡リスクが8倍に増加することを示しました.

結論:

胎児性心筋病は,内在的および外在的病因の幅広い範囲を網羅しています.
罹患した胎児は,しばしば不良な生理周期の結果を経験します.
立方体機能不全は胎児CMにおける死亡率の重要な予測因子であり,密接なモニタリングが必要である.

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