A case of fetal complete heart block recorded by magnetocardiography, ultrasonography and direct fetal electrocardiography

被引:22
作者
Hosono, T [1 ]
Chiba, Y [1 ]
Shinto, M [1 ]
Miyashita, S [1 ]
Muramaki, K [1 ]
Kandori, A [1 ]
Tsukada, K [1 ]
机构
[1] Natl Cardiovasc Ctr, Dept Perinatol, Suita, Osaka 5658565, Japan
关键词
fetal complete heart block; magnetocardiogram; ultrasonography; direct electrocardiogram; prenatal diagnosis;
D O I
10.1159/000053878
中图分类号
R71 [妇产科学];
学科分类号
100211 ;
摘要
Fetal magnetocardiograms (FMCGs) were recorded in a case of fetal complete heart block (CHB) from the 30th to the 37th week of gestation using the multichannel SQUID system (Hitachi, Japan). M-mode ultrasonography and direct fetal electrocardiography using needle electrodes revealed fetal CHB. We identified independent fetal P-waves and QRS complexes in the FMCG recorded in the 32nd week of gestation when the fetal atriums were close to the FMCG sensor, We also recorded FMCG P-waves in the 37th week of gestation when the fetal heart was larger. Fetal heart position and size are important for obtaining a useful FMCG. To establish FMCG as a diagnostic tool of fetal arrhythmia, comparative studies with FECG are needed. Copyright (C) 2001 S. Karger AG, Basel.
引用
收藏
页码:38 / 41
页数:4
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