microcyte


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microcyte

[′mī·krə‚sīt]
(medicine)
A red blood cell whose diameter or mean corpuscular volume or both are more than two standard deviations below the normal mean. Also known as microerythrocyte.
References in periodicals archive ?
In this measurement, technologists failed to identify microcytes 33 percent of the time, and failed to identify macrocytes 24 percent of the time.
ESP: red blood cells: moderate hypochromia, moderate anisocytosis, scarce macrocytes, X microcytes, moderate poikilocytosis, XX anulocytes, white blood cells and platelets: normal in number and morphology.
Peripheral smear was consistent with anisocytosis, microcytes, target cells, tear drop cells, and dimorphic red blood cells.
On the blood smear, there were no shistocytes, spherocytes, poikilocytosis, microcytes, teardrop, or target cells.
Peripheral blood showed moderate macrocytosis with occasional microcytes, elliptocytes and occasional teardrop cells.
* Decreased MCV, MCH, MCHC = microcytes; hypochromatic anemia most often caused by iron deficiency
thalassemia major results in macrocytes rather than microcytes.
RBCs with abnormal shapes (e.g., spherocytes or elliptocytes) or sizes (e.g., microcytes or macrocytes) may not remain active in the bloodstream for the full 120 days, but may become sequestered and destroyed earlier.
Red blood cell morphology was suggestive of a microangiopathic process: microscopic examination indicated that five of the eight infants had mild to moderate (1+ to 2+) hemolysis characterized by the presence of microcytes, burr cells, spherocytes, and bizarre fragments.
Peripheral smear showed anisopoikilocytosis with normocytes, macrocytes, microcytes, ovalocytes, occasional spherocytes; normochromic and mildly hypochromic RBCs, increase in Rouleaux formation; severe leucopenia; neutrophils and lymphocytes almost equal with occasional monocytes; platelet count reduced and reported as pancytopenia.