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Labcorp Oklahoma, Inc.
Test Directory


Index:

Complete Blood Count (CBC) with Automated Differential

Order Name CBC
Test Number: 0101301
Revision Date 07/26/2023
Test Name Methodology LOINC Code
White Blood Cell Count (WBC)
Flow cytometry 6690-2 
Red Blood Cell Count (RBC)
Flow cytometry 789-8 
Hemoglobin (HGB)
Flow cytometry 718-7 
Hematocrit (HCT)
Flow cytometry 4544-3 
Mean Corpuscular Volume (MCV)
Flow cytometry 787-2 
Mean Corpuscular Hemoglobin (MCH)
Flow cytometry 785-6 
Mean Corpuscular Hgb Concentration (MCHC)
Flow cytometry 786-4 
RBC Distribution Width (RDW)
Flow cytometry 788-0 
Platelet Count (PLT)
Flow cytometry 777-3 
Mean Platelet Volume (MPV)
Flow cytometry 32623-1 
Absolute Neutrophil
Flow cytometry 751-8 
Lymphocyte Absolute
Flow cytometry 731-0 
Absolute Monocyte
Flow cytometry 742-7 
Absolute Eosinophil
Flow cytometry 711-2 
Absolute Basophil
Flow cytometry 704-7 
RDW - RBC Distribution-S
Flow cytometry 21000-5 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 5 mL (1 mL) Whole Blood EDTA (Lavender Top) Refrigerated
Alternate 1 1 mL (0.5 mL) Whole Blood EDTA (Lavender) Microtainer/Bullet Refrigerated
Instructions For best results
Room temperature specimens should be tested within 24hrs, otherwise send Refrigerated. Refrigerated specimens can be tested up to 48hrs. Specimens received after 24hrs will not receive a 5 part manual differential. Specimens received greater than 48hrs old will be canceled.

Note: This test cannot be added on to an A1c that has already been performed.
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1 Day  
CPT Code(s) 85025
Lab Section Hematology