Nursing Central: Complete Blood Count, RBC Count

Complete Blood Count, RBC Count

General

Synonym/Acronym:
RBC.

Common Use:
To evaluate the number of circulating red cells in the blood toward diagnosing disease and monitoring therapeutic treatment. Variations in the number of cells is most often seen in anemias, cancer, and hemorrhage.

Specimen:
Whole blood (1 mL) collected in a lavender-top (EDTA) tube.

Normal Findings:
(Method: Automated, computerized, multichannel analyzers)

Age	Conventional Units (10⁶ cells/microL)	SI Units (10¹² cells/L) (Conventional Units × 1)
Cord blood	3.61–5.81	3.61–5.81
0–1 wk	4.51–7.01	4.51–7.01
2–3 wk	3.71–6.11	3.71–6.11
1–2 mo	3.11–5.11	3.11–5.11
3–11 mo	3.01–5.01	3.01–5.01
1–5 yr	3.81–5.01	3.81–5.01
6–8 yr	3.91–5.11	3.91–5.11
9–14 yr	3.91–5.61	3.91–5.61
15 yr–adult
Male	5.21–5.81	5.21–5.81
Female	3.91–5.11	3.91–5.11
Older adult
Male	3.81–5.81	3.81–5.81
Female	3.71–5.31	3.71–5.31

Complete Blood Count, RBC Count has been found in Davis's Lab & Diagnostic Tests

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