Cardiac output
Validation of a Novel Method for Cardiac Output Estimation by CT Coronary Angiography
... Cardiac output by invasive catheterization can be de- termined by the thermodilution method [5], in which the temperature change resulting from the injection of cold saline at a proximal catheter port as ...
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Validation of a continuous, arterial pressure based cardiac output measurement: a multicenter, prospective clinical trial
... on cardiac output measurement from analysis of the arterial ...Simply, cardiac output per- formance in the major shock categories warrants further inves- ...of cardiac output ...
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Cardiac output monitoring: an integrative perspective
... estimate cardiac output, the standard deviation of pulse pressure sampled during a time window of 20 seconds is correlated with `normal’ SV based on the patient’s demographic data (age, sex, height, and ...
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EVALUATION OF IMPEDANCE CARDIAC OUTPUT IN CHILDREN
... Relationship of impedance cardiac output to systemic blood flow in 21 children with left to right shunts... Relationship of impedance cardiac output to pulmonic blood flow in 21 children[r] ...
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The effect of positive end-expiratory pressure on cardiac output and oxygen delivery during cardiopulmonary resuscitation
... current CPR guidelines do not discuss whether PEEP should be used during CPR. A re- cent survey regarding how practitioners ventilate patients during CPR demonstrated a divergence of opinions as to whether or not PEEP is ...
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Correlation Between the End-Tidal CO2 (EtCO2) and Decreased Cardiac Output Measured by Ultrasonic Cardiac Output Monitor (USCOM) for Intubated Patients in ICU
... Our study found a positive correlation and significant statistically between EtCO 2 and cardiac output using a USCOM (r=0.373 p=0.001). The result is similar to previous studies. A study involv- ing 73 ...
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Effects of Splenectomy and Beta Adrenoceptor Blockade on Cardiac Output Response to Acute Hypoxemia
... increased cardiac output in intact anesthetized dogs by 38% and 62%, ...in cardiac output in dogs subjected to severe hypoxemia (5% O 2 breathing) from 62% to 43%, it only slightly reduced the ...
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Monitoring cardiac output in beating heart coronary artery bypass graft surgery: use of pulse contour cardiac output
... the cardiac axis, and therefore precordial electrocar- ...continuous cardiac output, systemic vascular resistance, intrathoracic blood volume and extravascu- lar lung ...toring cardiac ...
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Cardiac output in conscious toads (Bufo marinus)
... data taken 3 days after surgery. The data trace not recorded on magnetic tape (usually the systemic arterial pressure trace) was digitized using a graphics tablet and Sigma Scan software (Jandel Scientific, Corte Madera, ...
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Cardiac Output in the Large Cephalopod Octopus Dofleini
... In addition to cardiac output the following parameters were measured or computed: oxygen consumption; oxygen tension, oxygen content and percentage saturation of venous and arterial bloo[r] ...
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Applications of minimally invasive cardiac output monitors
... invasive cardiac output monitors allow for time efficiency in the emergency department setting and provide valuable information regarding the overall cardi- ovascular status of the ...Declining ...
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Contraction of atrial smooth muscle reduces cardiac output in perfused turtle hearts
... and cardiac output is therefore not surprising and is in accordance with the classic view of myocardial performance: in hearts in which the atrial smooth muscle was spontaneously constricted, cardiac ...
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A COMPARISON OF THE ESTIMATION OF THE BASAL CARDIAC OUTPUT FROM A LINEAR FORMULA AND THE “CARDIAC INDEX”
... The relationship between surface area and cardiac output has been examined in a series of observations carried out with the high-frequency ballistocardiograph, the low-frequency, critica[r] ...
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Videodensitometric Methods for Cardiac Output Measurements
... Cardiac output is often measured by indicator dilution techniques, usually based on dye or cold saline ...video output of an ultrasound scanner and are automatically fitted by the Local Density ...
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THE CARDIAC OUTPUT AT REST IN LAENNEC'S CIRRHOSIS
... Observations made in 22 patients with a history of alcoholism, and inadequate diet, and cirrhosis of the liver indicate that the resting cardiac output was elevated in one-third of the p[r] ...
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Transthoracic echocardiography: an accurate and precise method for estimating cardiac output in the critically ill patient
... More than 30 years ago, a number of echocardiog- raphy studies focused on patients having undergone cardiac surgery and, in particular, patients in the ICU [13–20]. These studies measured the CO by monitor- ing ...
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Measurement of cardiac output in man with a nonrecirculating indicator
... patients. Coefficients of variation (SD/Mean × 100) averaged 3.4 ±2.0%, making it possible to evaluate relatively small changes in measured output with conventional statistical tests. Individual measurements could ...
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THE CONSTRUCTION OF NORMAL STANDARDS FOR CARDIAC OUTPUT IN MAN
... WMhen the stroke volume of the 20-29 year old women is adjusted by means of equation B4 to the same surface area and heart rate as Starr's 20-29 year old males, it is smaller than the ma[r] ...
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Reliability of continuous cardiac output measurement during intra abdominal hypertension relies on repeated calibrations: an experimental animal study
... thermodilution or indicator-based CO methods in postsurgical intensive care patients [7-9]. On the other hand, Yamashita and colleagues reported that CO measured by PulseCO was not interchangeable with thermodilution ...
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CARDIAC OUTPUT IN POSTURAL HYPOTENSION
... In the over-all view, significant postural falls in blood pressure were more consistently associated with failure of normal arteriolar constriction as indicated by lack of increase in ca[r] ...
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