haematocrit

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Related to hematocrits: Hematocrit level

haematocrit

(ˈhɛmətəʊkrɪt; ˈhiː-) or

hematocrit

1. (Medicine) a centrifuge for separating blood cells from plasma

2. (Medicine) Also called: packed cell volume the ratio of the volume occupied by these cells, esp the red cells, to the total volume of blood, expressed as a percentage

[C20: from haemato- + Greek kritēs judge, from krinein to separate]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

hematocrit, haematocrit

a centrifuge used for separating blood cells from the plasma.

See also: Blood and Blood Vessels

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Noun	1.	haematocrit - the ratio of the volume occupied by packed red blood cells to the volume of the whole blood as measured by a hematocrit hematocrit, packed cell volume ratio - the relative magnitudes of two quantities (usually expressed as a quotient)
	2.	haematocrit - a measuring instrument to determine (usually by centrifugation) the relative amounts of corpuscles and plasma in the blood hematocrit centrifuge, separator, extractor - an apparatus that uses centrifugal force to separate particles from a suspension measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something

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References in periodicals archive ?

Our g-formula estimates suggest that targeting a low hematocrit of 30-33 percent reduces the risk of death, compared with targeting higher hematocrits, in individuals with cardiac disease undergoing hemodialysis.

Comparing the Effectiveness of Dynamic Treatment Strategies Using Electronic Health Records: An Application of the Parametric g-Formula to Anemia Management Strategies

gondii exhibit anemia that is characterized by decreased hematocrits and is dependent upon production of IFNa.

Infection-stimulated Anemia Results Primarily from Interferon Gamma-dependent, Signal Transducer and Activator of Transcription 1-independent Red Cell Loss

Additionally, he said, men who live at high altitudes develop naturally high hematocrits as a response to decreased oxygen in the atmosphere.

Testosterone may not deserve thrombotic reputation

In addition, he said, men who live at high altitudes develop naturally high hematocrits as a response to decreased oxygen in the atmosphere.

Does testosterone deserve its CV-culprit reputation?

Table 2 shows the hematologic profile of TTP patients undergoing central line placement and the hematocrits after line placement.

Is platelet transfusion necessary prior to a central venous catheter placement in thrombotic thrombocytopenic purpura patients?

Traditionally, hematocrit is directly determined by centrifugation (spun hematocrits).

Answering your questions

(1) hypothesize that the hematocrit effect (i.e., the tendency of many blood glucose meter systems toward a positive bias at low hematocrits) in the SureStep[R]Flexx[R] meter (LifeScan) may have caused false hyperglycemia, which, when treated with insulin, may have led to some of the hypoglycemic events observed in the NICE-SUGAR (Normoglycemia in Intensive Care Evaluation and Survival Using Glucose Algorithm Regulation) study.

Response to Cembrowski et al. regarding "Could Susceptibility to Low Hematocrit Interference Have Compromised the Results of the NICE-SUGAR Trial?"

Patients were identified by the practitioner as those whose hematocrits had dropped, and who experienced adverse clinical signs and symptoms.

A qualitative analysis of patient-reported symptoms of anemia

Blood, however, can maintain the flow until hematocrits of 98%.

Flow characteristics of blood in microchannel

Others may arrive at chronic hemodialysis severely anemic and require frequent transfusions just to maintain adequate hematocrits. Again, the presence or absence of kidney tissue may have an important role to play and it is generally accepted that anephric patients will have consistently low hematocrits.

Anemia in chronic renal failure

Patients with unavailable hematocrits, those who received thrombolytics, or those whose charts had inconsistent death dates were also excluded.

Severe anemia may triple mortality risk after stroke

1 shows the change in plasma creatinine as a function of time the plasma was in contact with red blood cells, at various hematocrits. Supplemented plasma samples with target creatinine concentrations of 442 and 1061 [micro] mol/L (5 and 12 mg/dL) are shown in Figs.

Measurement of creatinine in whole blood samples supplemented to achieve increased creatinine concentrations

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