Reference Values For Red Blood Cell Count (RBC)in Pregnancy

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Reference Values During Pregnancy

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Red Blood Cell Count , RBC (whole blood)

Units	Nonpregnant Female	First Trimester	Second Trimester	Third Trimester
X 10⁶/mm³ X 10⁶/ľl	4 - 5.2	3.42 - 4.55	2.81 - 4.49	2.72 - 4.43
X 10¹²/L	4 - 5.2	3.42 - 4.55	2.81 - 4.49	2.72 - 4.43

References:

Abbassi-Ghanavati M, Greer LG, Cunningham FG. Pregnancy and laboratory studies: a reference table for clinicians. Obstet Gynecol. 2009 Dec;114(6):1326-31. PMID:19935037