EFFECTS OF METOPROLOL ON HEART-RATE-VARIABILITY IN SURVIVORS OF ACUTE MYOCARDIAL-INFARCTION

被引:75
作者
MOLGAARD, H
MICKLEY, H
PLESS, P
BJERREGAARD, P
MOLLER, M
机构
[1] ODENSE UNIV HOSP,DEPT CARDIOL,DK-5000 ODENSE,DENMARK
[2] ST LOUIS UNIV,MED CTR,DIV CARDIOL,ST LOUIS,MO 63110
关键词
D O I
10.1016/0002-9149(93)90555-Q
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
In survivors of acute myocardial infarction (AMI), reduced 24-hour heart rate (HR) variability is an independent predictor of mortality1 and sudden cardiac death.2 The attenuated overall variability is supposed to be due to an autonomic imbalance caused by high sympathetic and concomitant low vagal activity,3,4 which in experimental studies is associated with lowered threshold for ventricular tachyarrhythmias.5 Beta blockade in patients surviving AMI has proven to be of beneficial effect particularly in the sudden cardiac death rate.6 The exact mechanism is not clear.7 This study investigates the effects of β blockade on 24-hour HR variability in patients who have survived AMI. © 1993.
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收藏
页码:1357 / 1359
页数:3
相关论文
共 14 条
[1]   TIME COURSE OF RECOVERY OF HEART PERIOD VARIABILITY AFTER MYOCARDIAL-INFARCTION [J].
BIGGER, JT ;
FLEISS, JL ;
ROLNITZKY, LM ;
STEINMAN, RC ;
SCHNEIDER, WJ .
JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY, 1991, 18 (07) :1643-1649
[2]   COMPONENTS OF HEART-RATE VARIABILITY MEASURED DURING HEALING OF ACUTE MYOCARDIAL-INFARCTION [J].
BIGGER, JT ;
KLEIGER, RE ;
FLEISS, JL ;
ROLNITZKY, LM ;
STEINMAN, RC ;
MILLER, JP .
AMERICAN JOURNAL OF CARDIOLOGY, 1988, 61 (04) :208-215
[3]   BARORECEPTOR REFLEX CONTROL OF HEART-RATE - A PREDICTOR OF SUDDEN CARDIAC DEATH [J].
BILLMAN, GE ;
SCHWARTZ, PJ ;
STONE, HL .
CIRCULATION, 1982, 66 (04) :874-880
[4]   EFFECT OF ATENOLOL AND DILTIAZEM ON HEART PERIOD VARIABILITY IN NORMAL PERSONS [J].
COOK, JR ;
BIGGER, JT ;
KLEIGER, RE ;
FLEISS, JL ;
STEINMAN, RC ;
ROLNITZKY, LM .
JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY, 1991, 17 (02) :480-484
[5]  
FARRELL TG, 1991, J AM COLL CARDIOL, V84, P482
[6]   DIABETIC-PATIENTS AND BETA-BLOCKERS AFTER ACUTE MYOCARDIAL-INFARCTION [J].
KJEKSHUS, J ;
GILPIN, E ;
CALI, G ;
BLACKEY, AR ;
HENNING, H ;
ROSS, J .
EUROPEAN HEART JOURNAL, 1990, 11 (01) :43-50
[7]   DECREASED HEART-RATE-VARIABILITY AND ITS ASSOCIATION WITH INCREASED MORTALITY AFTER ACUTE MYOCARDIAL-INFARCTION [J].
KLEIGER, RE ;
MILLER, JP ;
BIGGER, JT ;
MOSS, AJ .
AMERICAN JOURNAL OF CARDIOLOGY, 1987, 59 (04) :256-262
[8]   INFLUENCE OF BETA-ADRENERGIC-BLOCKADE DEFINED BY TIME-SERIES ANALYSIS ON CIRCADIAN VARIATION OF HEART-RATE AND AMBULATORY MYOCARDIAL ISCHEMIA [J].
LAMBERT, CR ;
COY, K ;
IMPERI, G ;
PEPINE, CJ .
AMERICAN JOURNAL OF CARDIOLOGY, 1989, 64 (14) :835-839
[9]   CIRCADIAN VARIATION OF TRANSIENT MYOCARDIAL-ISCHEMIA IN THE EARLY OUT-OF-HOSPITAL PERIOD AFTER 1ST ACUTE MYOCARDIAL-INFARCTION [J].
MICKLEY, H ;
PLESS, P ;
NIELSEN, JR ;
MOLLER, M .
AMERICAN JOURNAL OF CARDIOLOGY, 1991, 67 (11) :927-932
[10]   CIRCADIAN VARIATION AND INFLUENCE OF RISK-FACTORS ON HEART-RATE-VARIABILITY IN HEALTHY-SUBJECTS [J].
MOLGAARD, H ;
SORENSEN, KE ;
BJERREGAARD, P .
AMERICAN JOURNAL OF CARDIOLOGY, 1991, 68 (08) :777-784