paradoxic pulse
par·a·dox·ic pulse
an exaggeration of the normal variation in the systemic arterial pulse volume with respiration, becoming weaker with inspiration and stronger with expiration; characteristic of cardiac tamponade, rare in constrictive pericarditis; so called because these changes are independent of changes in the cardiac rate as measured directly or by electrocardiogram.
Synonym(s): pulsus paradoxus, pulsus respiratione intermittens
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paradoxic pulse
Pulsus paradoxicus Cardiology A ↓ of ≥ 10 mm Hg in systolic BP on inspiration, a finding which, like the Kussmaul sign–an abnormal ↑ instead of a ↓ in jugular venous pressure with inspiration, suggests cardiac tamponade–impaired diastolic filling of the heart due to ↑ intrapericardiac pressure Clinical Air hunger, cyanosis, visible distension of neck veinsMcGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
par·a·dox·ic pulse
(par'ă-doks'ik pŭls)A reversal of the normal variation in the pulse volume with respiration, the pulse becoming weaker with inspiration and stronger with expiration; characteristic of cardiac tamponade and rare in constrictive pericarditis. So called because these changes are independent of changes in the cardiac rate as measured directly or by electrocardiogram.
Synonym(s): pulsus paradoxus.
Synonym(s): pulsus paradoxus.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012