Sign in →

Test Code BLOD0634 Red Blood Cell (RBC) Count, Blood

Useful For

Monitoring conditions affecting erythrocytes, such as anemia, polycythemia, acute blood loss or intravascular hemolysis.



Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Whole blood

Container/Tube: Lavender top (EDTA) or lavender top (EDTA) Microtainer

Specimen Volume: 4 mL

Pediatric Volume: 1 full Microtainer

Collection Instructions: If there is a delay in transport of >24 hours, refrigerate specimen and send specimen refrigerated.

Specimen Rejection: Unrefrigerated specimen> 24 hours old. Refrigerated specimen >48 hours old.

Specimen Transport Temperature

Ambient <24 hours/Refrigerated <48 hours

Specimen Stability

Specimen Type Temperature Time
Whole blood (EDTA) Ambient 24 hours
  Refrigerated 48 hours


Reference Values


Component Age Break Normal Range
RBC ≥ 18 years male 4.40 - 5.80 M/uL
  ≥ 18 years female 4.00- 5.20 M/uL



Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding