PREDICTIVE VALUE OF ELECTROCARDIOGRAPHIC PATTERNS IN LOCALIZING LEFT-VENTRICULAR ASYNERGY IN CORONARY-ARTERY DISEASE

被引:36
作者
ARKIN, BM
HUETER, DC
RYAN, TJ
机构
[1] BOSTON UNIV,SCH MED,BOSTON,MA 02215
[2] UNIV HOSP BOSTON,DEPT MED,DIV CARDIOL,BOSTON,MA 02118
关键词
D O I
10.1016/0002-8703(79)90392-2
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Transmural myocardial infarction by ECG (ECG-MI) was correlated with left ventricular asynergy by biplane left cineventriculography in 200 patients with coronary artery disease. The ability of individual ECG-MI patterns to predict and correctly localize asynergy was: anterior-98 per cent (43 of 44), inferior-82 per cent (36 of 44), true posterior-73 per cent (11 of 15). Of various combinations of criteria for true posterior ECG-MI, the pattern of an R wave and upright T wave in Lead V1 was most predictive of posterior asynergy-80 per cent (8 of 10). The LAO projection demonstrated a wall motion abnormality not appreciated in the RAO in 8 per cent (10 of 122) of cases of inferoposterior asynergy and enhanced assessment of asynergy in 30 per cent (36 of 122) of cases. It is concluded that: (1) ECG-MI has a high predictive accuracy for left ventricular asynergy, (2) an R-wave and upright T wave in Lead V1 is the best ECG predictor of posterior asynergy, and (3) the LAO projection makes an important contribution to the assessment of regional asynergy in coronary artery disease. © 1979.
引用
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页码:453 / 459
页数:7
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