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NRBC

NRBC
#00066085
Author: Najmaldin Saki, Ph.D; Kimia Vaezi, M.Sc
Category: Laboratory Hematology > Basic cell morphology > Red cell inclusions and abnormalities > Nucleated Red Blood Cell
Published Date: 01/22/2026

An orthochromatic erythroblast has a round, dark nucleus with an almost absent/uniform chromatin pattern. The nucleus is dying and will be expelled from the cell in the next maturation step.

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