子宮内成長制限の新生児における大動脈壁の厚さ
Michael R Skilton1, Nick Evans, Kaye A Griffiths
1Department of Medicine, University of Sydney, Sydney, Australia.
Lancet (London, England)
|April 27, 2005
まとめ
子宮内成長制限の新生児は,太った大動脈を示し,早期動脈硬化を示します. これは,出産前の要因が,これらの乳児の将来の心血管疾患のリスクを増加させる可能性があることを示唆しています.
科学分野:
- 心血管科学 心血管科学
- 新生児の健康について
- エピデミオロジー エピデミオロジー
背景:
- 流行病学的な研究は,低出生体重と,人生の後半に心血管疾患のリスクの増加を関連付けています.
- 子宮内成長制限 (IUGR) は,新生児の健康に関する重要な懸念事項です.
- 新生児の早期性動脈硬化マーカーは,将来の心血管疾患を予測することができる.
研究 の 目的:
- 子宮内成長制限のある新生児における大動脈壁の厚さを調べるために.
- IUGR新生児における大動脈の加厚が早期動脈硬化症のマーカーであるかどうかを判断する.
- 心血管疾患のリスクの産前起源を探求するため.
主な方法:
- 超音波検査は,IUGRと25人の対照群で25人の新生児の大動脈壁の厚さを測定するために使用されました.
- 測定には最大大動脈の厚みと出生体重に調整された厚みが含まれていました.
- 統計分析により,2つのグループ間の大動脈の厚さを比較した.
主要な成果:
- IUGRを持つ新生児は,対照群 (743 μm) に比べて,最大大動脈の厚さ (810 μm) が著しく高かった.
- 出生体重に調整した大動脈の厚さは,IUGR群 (300μm/kg) と対照群 (199μm/kg) で大幅に高かった.
- これらの結果は統計的に有意であった (p=0.02 最大厚さ,p<0.0001 調整された厚さ).
結論:
- 子宮内成長制限を経験している新生児は,有意な大動脈の加厚を示します.
- この大動脈の加厚は,初期の動脈硬化症の存在を示唆しています.
- IUGRに関連した産前イベントは,乳児を後に心血管疾患のリスクにさらす可能性があります.
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