smear

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smear

a preparation of blood, secretions, etc., smeared onto a glass slide for examination under a microscope

smear

[smir]
(biology)
A preparation for microscopic examination made by spreading a drop of fluid, such as blood, across a slide and using the edge of another slide to leave a uniform film.
(electronics)
A television-picture defect in which objects appear to be extended horizontally beyond their normal boundaries in a blurred or smeared manner; one cause is excessive attenuation of high video frequencies in the television receiver.
References in periodicals archive ?
Monitor CBCs, including platelet counts and peripheral blood smears, prior to initiation, throughout, and following discontinuation of Nplate therapy.
Sometimes parasites cannot be found in peripheral blood smear from patients with malaria, but malaria pigment may be seen in circulating phagocytic leucocytes.
Systemic amyloidosis should be ruled out in all patients; the workup includes a complete blood count, a peripheral blood smear, measurement of electrolytes and BUN/creatinine levels, urinalysis, electro- and echocardiography, and a radiographic skeletal survey.
Before embarking on a costly search for thrombocytopenia, it is important to rule out the following: 1) pseudothrombocytopenia caused by platelet clumping by examination of a peripheral blood smear, (2) dilutional thrombocytopenia from massive blood loss and transfusional support with packed RBCs, (2,3) and 3) mild to moderate thrombocytopenia associated with pregnancy in a healthy woman.
Forty-eight hours after the patient's admission, a thin peripheral blood smear stained with Giemsa was prepared.
Peripheral blood smear showed asexual forms of Plasmodium vivax and her rapid malaria antigen (QDx, Piramal Healthcare) test was positive for P.
To the Editor: We compliment the team of investigators from Mumbai, India, for their critical evaluation of the utility of a peripheral blood smear examination, an immunochromatographic antigen test and polymerase chain reaction (PCR) towards diagnosis of malaria,'11 though the utility of any point-of-care (POC) test to diagnose malaria would be unpredictable at very high and very low ambient temperatures.
3], peripheral blood smear showed normal formulation of leucocytes (49% neutrophils, 47% lymphocytes, and 4% monocytes).
Laboratory productivity and the rate of manual peripheral blood smear review: a College of American Pathologists Q-Probes study of 95,141 complete blood count determinations performed in 263 institutions.
It can be rapidly identified by the presence of platelet clumping on peripheral blood smear (8, 13).
A peripheral blood smear showed scattered target and sickle cells, rare nucleated red cells, and mild anisopoikilocytosis.

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