Normal mature RBC

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Blood/Blood Cells and Cellular Components ›› Red Blood Cells ›› Normal

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›Microscopic Features:

Size 6-8 um, Slightly smaller than a mature lymphocyte
Lacks a nucleus
Cytoplasm is pink-orange in color wth a central pallor
Central pallor is 1/3 the diameter

›Normal % blood-PB, marrow-BM, lymphoid tissue-LN:

PB: Many
BM: Many
LN: Some

›May Resemble:

Polychromatophilic RBC
Macrocytic RBC
Microcytic RBC
Giant platelet

›Differential Diagnoses:

Increased in:
Polycythemia Vera
Reactive Erythroid hyperplasia
Post erythropoeitin therapy

›Classic Immunophenotype:

›Cartoon Image:

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for direct comparison

›Misc:

Normal mature RBCs are normocytic (MCV 80-100) and normochromic (1/3 central pallor).Its main function is to carry oxygen through its hemoglobin molecules.