Results 31 to 40 of about 3,166,365 (300)

The effect of positive end-expiratory pressure on cardiac output and oxygen delivery during cardiopulmonary resuscitation

open access: yesIntensive Care Medicine Experimental, 2020
Background Positive end-expiratory pressure (PEEP) is used to optimize oxygenation by preventing alveolar collapse. However, PEEP can potentially decrease cardiac output through cardiopulmonary interactions.
Yosef Levenbrown   +5 more
doaj   +1 more source

Cardiac output in 1998 [PDF]

open access: yesHeart, 1998
Over 100 years ago Karl Ludwig stated that: The fundamental problems in the circulation derive from the fact that the supply of adequate amounts of blood to the organs of the body is the main purpose of the circulation while the pressures that are necessary to achieve it are of secondary importance; but the measurement of flow is difficult while that ...
openaire   +2 more sources

Pulse pressure analysis: to make a long story short. [PDF]

open access: yes, 2010
Pulse pressure analysis algorithms are commonly used to measure cardiac output and to allow for the rational titration of therapy in critically ill patients. The ability of these algorithms to accurately track changes in stroke volume (and cardiac output)
Maurizio Cecconi   +3 more
core   +1 more source

The feasibility and applications of non-invasive cardiac output monitoring, thromboelastography and transit-time flow measurement in living-related renal transplantation surgery : results of a prospective pilot observational study [PDF]

open access: yes, 2014
Introduction: Delayed graft function (DGF) remains a significant and detrimental postoperative phenomenon following living-related renal allograft transplantation, with a published incidence of up to 15%. Early therapeutic vasodilatory interventions have
Imray, C. (Chris)   +15 more
core   +1 more source

Comparison between doppler-echocardiography and uncalibrated pulse contour method for cardiac output measurement: A multicenter observational study [PDF]

open access: yes, 2016
Objectives: Echocardiography and pulse contour methods allow, respectively, noninvasive and less invasive cardiac output estimation. The aim of the present study was to compare Doppler echocardiography with the pulse contour method MostCare for cardiac ...
Payen, Didier   +37 more
core   +1 more source

A Narrative Review of Cardiac Output Measurement in Cardiac Surgery

open access: yesArchives of Anesthesia and Critical Care, 2023
Continuous monitoring of the cardiovascular system and control of the changes affecting it is a constant challenge for the surgical team. The need to control the condition of the heart and better understand its condition is raised in the topic of ...
Alireza Jahangirifard   +5 more
doaj   +1 more source

Noninvasive measurement of cardiac performance in recovery from exercise in heart failure patients

open access: yesClinics, 2011
OBJECTIVE: To examine the association between cardiac performance during recovery and the severity of heart failure, as determined by clinical and cardiopulmonary exercise test responses. METHODS: As part of a retrospective cohort study, 46 heart failure
Jonathan N Myers   +4 more
doaj   +1 more source

Cardiac troponins in intensive care [PDF]

open access: yes, 2005
The cardiac troponins are integral components of the myofibrillary apparatus and they regulate muscle contraction. The measurement of cardiac troponins has replaced other biomarkers for the specific detection of myocardial necrosis and for the diagnosis ...
Collinson, P.O.   +3 more
core   +1 more source

CARDIAC OUTPUT COMPUTATION

open access: yesBritish Journal of Anaesthesia, 1970
SUMMARY A comparatively simple mathematical expression has been devised for the computation of the area under the cardiac output curve which is easy to use, quick to give a result, and yet is comparable in accuracy to other methods of determining cardiac output when the dye dilution technique is used.
P J, Tomlin, J A, Newell
openaire   +2 more sources

Lower Cardiac Output Relates to Longitudinal Cognitive Decline in Aging Adults

open access: yesFrontiers in Psychology, 2020
BackgroundSubclinical reductions in cardiac output correspond to lower cerebral blood flow (CBF), placing the brain at risk for functional changes.ObjectivesThis study aims to establish the consequences of reduced cardiac output on longitudinal cognitive
Corey W. Bown   +27 more
doaj   +1 more source

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