Time-Varying Myocardial Stress and Systolic Pressure-Stress Relationship
Author(s) -
Julio A. Chirinos,
Patrick Segers,
Amit Gupta,
Abigaïl Swillens,
Ernst Rietzschel,
Marc De Buyzere,
James N. Kirkpatrick,
Thierry Gillebert,
Yan Wang,
Martin Keane,
Raymond R. Townsend,
Victor A. Ferrari,
Susan E. Wiegers,
Martin St. John Sutton
Publication year - 2009
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/circulationaha.108.829366
Subject(s) - medicine , cardiology , ejection fraction , systole , blood pressure , diastole , afterload , heart failure
Myocardial afterload depends on left ventricular (LV) cavity size, pressure, and wall thickness, all of which change markedly throughout ejection. We assessed the relationship between instantaneous ejection-phase pressure and myocardial stress and the effect of arterial wave reflections on myocardial stress in hypertensive and normotensive adults.
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