hematocrit


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he·mat·o·crit

 (hĭ-măt′ə-krĭt′)
n.
1. The percentage by volume of packed red blood cells in a given sample of blood after centrifugation.
2. A centrifuge used to determine the volume of blood cells and plasma in a given sample of blood.

[hemato- + Greek kritēs, judge (from krīnein, to judge; see krei- in Indo-European roots).]

he•mat•o•crit

(hɪˈmæt ə krɪt)

n.
1. a centrifuge for separating the cells of the blood from the plasma.
2. Also called hemat′ocrit val`ue. the ratio of the volume of red blood cells to a given volume of blood so centrifuged, expressed as a percentage.
[1890–95; hemato- + -crit < Greek kritḗs judge (see criterion)]

hematocrit, haematocrit

a centrifuge used for separating blood cells from the plasma.
See also: Blood and Blood Vessels
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.hematocrit - the ratio of the volume occupied by packed red blood cells to the volume of the whole blood as measured by a hematocrit
ratio - the relative magnitudes of two quantities (usually expressed as a quotient)
2.hematocrit - a measuring instrument to determine (usually by centrifugation) the relative amounts of corpuscles and plasma in the blood
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
Translations

he·mat·o·crit

n. hematócrito.
1. aparato centrifugador que se usa en la separación de células y partículas del plasma;
2. promedio de eritrocitos en la sangre.

hematocrit

n hematocrito
References in periodicals archive ?
[ClickPress, Wed Aug 14 2019] This report studies the current as well as future prospects of the global Hematocrit Test Devices Market .
The cutoff values used in this study were hematocrit < 25%, hemoglobin < 8.0 g/dL, creatinine > 2.0 mg/dL, BUN > 40 mg/dL, potassium < 3.0 mEq/L or > 6.5 mEq/L, sodium < 120 mEq/L or > 160 mEq/L, and calcium < 7.0 mEq/L.
The hematocrit reflects both the number of red blood cells and their volume (average body volume or ABV).
"Systemic effects of estimated glomerular filtration rate, hematocrit level, and blood pressure on CBF and alterations in regional CBF may reflect impaired brain function underlying neurocognitive symptoms in CKD," the authors write.
Conventional statistical methods, however, cannot appropriately adjust for confounding due to postbaseline prognostic factors that affect treatment levels and are, themselves, affected by past treatment, for example, hematocrit when comparing dynamic strategies for epoetin.
Hematocrit levels were also similar between the two groups: infants whose mothers received im mediate oxytocin had a mean hematocrit of 57% (SD, 5), while those whose mothers had delayed oxytocin administration had a mean hematocrit of 56.8% (SD, 6).
Pleural fluid analysis was as follows: hematocrit (Hct) 22%, red blood cells (RBC) 126,000/mm3, white blood cells (WBC) 1,400/mm3; bacterial gram-stain, culture, and acid-fast bacilli smear were negative for bacteria and tuberculosis, respectively, and cytology negative for malignant cells.
"It will usually decrease before hemoglobin, hematocrit, and red blood cells show any signs of anemia."
Our patient was anemic and in theory should have benefited with a higher hematocrit before surgery.
Operators can now monitor incoming shed blood and out-going packed red cell hematocrit levels on the CATSmart's screen using the new hematocrit sensors.
A well-recognized concern for accurate analyte quantification using DBS is the hematocrit (Ht) effect (2).
Due to menstrual blood loss, women normally have lower hematocrit and hemoglobin levels than men.