Unique Doppler pattern of "obstruction alternans" of a St Jude prosthetic mitral valve

被引：1
|
作者：
Varadarajan, P [1 ]
Jutzy, KR [1 ]
Pai, RG [1 ]
机构：
[1] Loma Linda Univ, Med Ctr, Dept Cardiol, Loma Linda, CA 92354 USA
来源：
JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY | 2003年 / 16卷 / 08期
关键词：
D O I：
10.1067/S0894-7317(03)00323-7
中图分类号：
R5 [内科学];
学科分类号：
1002 ; 100201 ;
摘要：
We present a case of a patient who was pregnant and had symptomatic, intermittent obstruction of her St Jude mitral prosthesis showing a very unique Doppler flow pattern suggesting impaired disk movement with every other cardiac cycle. Mechanism of this "obstruction alternans" is discussed.
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页码：890 / 893
页数：4
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