Abstract:
:Forty-nine patients admitted for assessment of chest pain underwent coronary angiography, planar Thallium 201 myocardial scintigraphy after submaximal exercise (TE) and transoesophageal atrial pacing (TAP). Early hypofixation with redistribution after 4 h indicated ischaemia. The criterion for a myocardial infarction (MI) was a fixed perfusion defect. Coronary angiography was carried out in all patients. Sixteen patients (group 1) had no MI and over 50% narrowing of at least one main coronary vessel. Ischaemia was noted in 10 of the 16 patients during exercise, and in 14 of the 16 patients during atrial pacing. The sensitivity for the prediction of coronary stenosis was 62% for TE and 87% for TAP. Nineteen patients (group 2) had had a previous MI. Reversible ischaemia was noted in 10 of the 19 patients during exercise, and in 11 of the 19 patients during TAP. Four of 14 patients with normal coronary arteries (group 3) had a reversible ischaemia with TE, and three of these same patients developed a positive scan with TAP. The respective specificities were 71% and 78%. Comparison of segmental hypoperfusion after TE and TAP gave identical results in 72 of the 80 segments studied in group I (90%), and in 88 of the 95 segments studied in group 2 (92%). The localizing value of TAP was good in left anterior descending (12 out of 18) and right coronary disease (16 out of 19), but poor in left circumflex stenosis (3 out of 9) misclassified as right coronary disease in four patients.(ABSTRACT TRUNCATED AT 250 WORDS)
journal_name
Eur Heart Jjournal_title
European heart journalauthors
Le Feuvre C,Vacheron A,Metzger JP,Berdah J,Etienne D,Albarede P,De Vernejoul Pdoi
10.1093/oxfordjournals.eurheartj.a060259subject
Has Abstractpub_date
1992-06-01 00:00:00pages
794-800issue
6eissn
0195-668Xissn
1522-9645journal_volume
13pub_type
杂志文章abstract:BACKGROUND:The purpose of this study was to assess the independent contribution of left bundle branch block (LBBB) on long-term mortality in a large cohort with symptomatic heart failure (HF) requiring hospitalization. METHODS AND RESULTS:We studied a prospective cohort of 21 685 cases of symptomatic HF requiring hosp...
journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/eurheartj/ehm262
更新日期:2007-10-01 00:00:00
abstract::The early termination of clinical trials, for either benefit or harm, often generates undue enthusiasm or alarm. The enhanced publicity attending early termination of a trial promotes inappropriate interpretations because of the inherent difficulty of a prompt and comprehensive data review. Furthermore, the process of...
journal_title:European heart journal
pub_type: 杂志文章
doi:
更新日期:1994-06-01 00:00:00
abstract::The aim of the study was to assess the relationship between paroxysmal atrial fibrillation during acute myocardial infarction and the long-term prognosis of patients after acute myocardial infarction. The incidence of paroxysmal atrial fibrillation among 5803 consecutive hospitalized patients was 9.9% (557/5803). Inci...
journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/oxfordjournals.eurheartj.a060046
更新日期:1992-01-01 00:00:00
abstract::In the initial phase of heart failure, cardiac output and pressure are maintained by increasing sympathetic drive and by cell hypertrophy. Elevated end-diastolic volume, a reduced ejection fraction and a higher filling pressure also occur. Only in more severe heart failure, when cardiac output cannot be maintained, do...
journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/eurheartj/16.suppl_f.2
更新日期:1995-07-01 00:00:00
abstract::A twenty-first century model for the training and assessment of cardiac interventionists’ skills, outlined by Prof. John Morgan FRCP FESC. ...
journal_title:European heart journal
pub_type: 杂志文章
doi:
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abstract::In the adult cardiac myocyte the functional and structural integrity of the sarcolemma depends on the presence of calcium ions in the extracellular fluid. Ultrastructural damage to the myocardial cell after Ca is repleted following brief periods of Ca depletion includes (1) sarcolemmal disruption, (2) mitochondrial da...
journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/eurheartj/4.suppl_h.23
更新日期:1983-12-01 00:00:00
abstract::Brief hyperventilation is occasionally accompanied by repolarization abnormalities in subjects without apparent heart disease. However, the effect of prolonged hyperventilation on repolarization abnormalities is not clearly defined. We analysed the repolarization abnormalities induced by prolonged hyperventilation, co...
journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/oxfordjournals.eurheartj.a015079
更新日期:1996-09-01 00:00:00
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journal_title:European heart journal
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更新日期:2003-07-01 00:00:00
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journal_title:European heart journal
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doi:10.1093/eurheartj/eht331
更新日期:2014-02-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章,多中心研究,随机对照试验
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更新日期:2006-02-01 00:00:00
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pub_type: 杂志文章
doi:10.1016/s0195-668x(03)00475-5
更新日期:2003-10-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/oxfordjournals.eurheartj.a061703
更新日期:1984-07-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章,随机对照试验
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更新日期:2008-02-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/oxfordjournals.eurheartj.a015211
更新日期:1997-12-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/eurheartj/ehl442
更新日期:2007-01-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/eurheartj/10.suppl_d.84
更新日期:1989-09-01 00:00:00
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journal_title:European heart journal
pub_type: 临床试验,杂志文章,随机对照试验
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更新日期:1987-12-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章,随机对照试验
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更新日期:2019-01-07 00:00:00
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journal_title:European heart journal
pub_type: 临床试验,杂志文章,多中心研究,随机对照试验
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更新日期:1995-07-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章,评审
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更新日期:1998-04-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章,多中心研究,随机对照试验
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更新日期:2007-03-01 00:00:00
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doi:10.1093/eurheartj/4.suppl_g.51
更新日期:1983-11-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章,多中心研究,随机对照试验
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更新日期:2018-09-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
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更新日期:1984-10-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章,随机对照试验
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更新日期:2006-08-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
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更新日期:2006-01-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
doi:
更新日期:2014-05-14 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
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更新日期:1991-03-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章,meta分析
doi:10.1053/euhj.1998.1027
更新日期:1998-09-01 00:00:00
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journal_title:European heart journal
pub_type: 杂志文章
doi:10.1093/oxfordjournals.eurheartj.a059576
更新日期:1989-09-01 00:00:00