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Labcorp Oklahoma, Inc.
Test Directory


Index:

Complete Blood Count (CBC) without Differential

Order Name CBC NO DIF
Test Number: 0101425
Revision Date 06/13/2023
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 
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 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) 85027
Lab Section Hematology