Sign in →

Test Code RBC Red Blood Cell (RBC) Count, Blood

Specimen Requirements

Draw blood in a lavender-top (EDTA) tube(s), and send 3 mL of EDTA whole blood refrigerated.

Note:  Specimen may be stored refrigerated up to 56 hours.

Performing Laboratory

Conway Regional Clinical Laboratory Services

Reference Values

0-7 days:  3.9-6.4 x 1,000,000/µL
≥7-14 days:  3.6-6.2 x 1,000,000/µL
≥15-31 days:  3.0-5.4 x 1,000,000/µL
≥1-3 months:  2.7-4.9 x 1,000,000/µL
≥4-6 months:  3.1-4.5 x 1,000,000/µL

≥7 months-2 years:  3.7-5.3 x 1,000,000/µL

≥2-12 years:  4.0-5.2 x 1,000,000/µL

≥12-18 years:  4.6-6.2 x 1,000,000/µL

≥18 years:  4.11-5.78 x 1,000,000/µL

Females

0-7 days:  3.9-6.4 x 1,000,000/µL
≥7-14 days:  3.6-6.2 x 1,000,000/µL
≥15-31 days:  3.0-5.4 x 1,000,000/µL
≥1-3 months:  2.7-4.9 x 1,000,000/µL
≥4-6 months:  3.1-4.5 x 1,000,000/µL

≥7 months-2 years:  3.7-5.3 x 1,000,000/µL

≥2-12 years:  4.0-5.2 x 1,000,000/µL

≥12-18 years:  3.4-4.8 x 1,000,000/µL

≥18 years:  3.78-5.33 x 1,000,000/µL

Methodology

Flow Cell/Impedance

Day(s) Test Set Up

Monday through Sunday

Available STAT

Test Classification and CPT Coding

85041