Erythroblasts (Nucleated Red Blood Cells [NRBC])

How to Cite This Chapter: Don-Wauchope A, Chetty VT, Ivica J, Kavsak P, Khan WI, Lafreniere M, Nouri K, Solnica B. Erythroblasts (Nucleated Red Blood Cells [NRBCs]). McMaster Textbook of Internal Medicine. Kraków: Medycyna Praktyczna. Accessed May 26, 2024.
Last Updated: May 9, 2022
Last Reviewed: May 9, 2022
Chapter Information

For a brief introduction and guide to abbreviations, see Laboratory Tests: General Remarks.

Analyte [material]

Erythroblasts (nucleated red blood cells [NRBCs])

Reference range, target level, or decision threshold


Interpretation of results

Increased erythropoiesis (eg, during recovery after bleeding, severe hemolytic anemia) or abnormal erythropoiesis (eg, myelofibrosis, metastases of solid tumors to bone marrow, certain types of acute myeloid leukemia [acute erythroid leukemia])

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