Large ductal flow may cause high velocity in the descending aorta without coarctation: Improved diagnosis using the continuity equation

被引:2
|
作者
Guntheroth, WG
Forster, FK
机构
[1] Univ Washington, Dept Pediat Cardiol, Seattle, WA 98195 USA
[2] Univ Washington, Dept Engn Mech, Seattle, WA 98195 USA
来源
AMERICAN JOURNAL OF CARDIOLOGY | 2001年 / 87卷 / 04期
关键词
D O I
10.1016/S0002-9149(00)01415-6
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Large ductal flow will increase the flow through the aortic isthmus and may falsely suggest coarctation of the aorta when the Bernoulli equation is applied. The continuity equation (A(1) . V-1 = A(2) . V-2) does not depend on unwarranted assumptions, and its use should avoid misdiagnosis.
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页码:493 / +
页数:4
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