Changes in Cardiac Output with Age
Author(s) -
Martin Brandfonbrener,
Milton Landowne,
N. W. Shock
Publication year - 1955
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/01.cir.12.4.557
Subject(s) - medicine , cardiac output , circulation (fluid dynamics) , indicator dilution , cardiology , statistics , intensive care medicine , hemodynamics , mechanics , mathematics , physics
In the first of two papers, the details and results of a systematic, carefully standardized application of dye dilution technic to the measurement of cardiac output are reported. A substantially reduced output was a consistent finding in older subjects. Factors responsible for this are analyzed in this article, and further interpretations are made in the succeeding article. One result of the analysis of time-concentration curves of dye provides an interesting relationship to clinical estimates of circulation time.
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