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nucleated red blood cell count (NRBC)

Reference interval: - normally present only in fetus & in very young infants - adult: 0/uL (none) Increases: - extreme demand on the marrow - extramedullary hematopoiesis - bone marrow infiltration - erythroblastosis fetalis - thalassemia major Specimen: - Whole blood (EDTA) - Stable for 24 h at 4 C

Related

erythrocyte; red blood cell (RBC) nucleated erythrocyte

Specific

nucleated erythrocytes in blood from fetus pronormoblasts in blood

General

red blood cell count (RBC) nucleated erythrocytes (RBC) in body fluid

References

  1. Henry's Clinical Diagnosis & Management by Laboratory Methods, 21st edition, McPherson RA & Pincus MR (es), W.B. Saunders Co., Philadelphia, PA. 2007, pg 473
  2. Panel of 38 tests Laboratory Test Directory ARUP: 40005