Laboratory:
Hematopathology
Referral Laboratory:
MiChart Name:
CBC with Platelet Count
MiChart Codes:
LAB294
Soft Order Code:
CBC
Synonyms:
CBC Complete Blood Count
Hct Hgb
RBC Red Cell Count
WBC White Cell Count
Hemoglobin, Whole Blood Platelet Count
Hematocrit
Container:
Preferred: Lavender top EDTA K2 Vacutainer® tube or EDTA K2 Microtainer® tube
Normal Volume:
3 ml EDTA K2 whole blood in Vacutainer® tube or 500 µl EDTA K2 whole blood in Microtainer® tube
Minimum Volume:
1 ml EDTA K2 whole blood in Vacutainer® tube or 300 µl EDTA K2 whole blood in Microtainer® tube
Offsite Collection:
Collect specimen in a lavender top EDTA K2 Vacutainer® tube or EDTA K2 Microtainer® tube. Send intact within 24 hours of collection if stored at room temperature or within 48 hours if stored refrigerated. NOTE: Blood smear preparation cannot be done on specimen more than 8 hours old due to increased cellular degeneration.
Onsite Collection (Michigan Medicine Hospitals Only):
Collect specimen in a lavender top EDTA K2 Vacutainer® tube or EDTA K2 Microtainer® tube. Send intact specimen at room temperature within 24 hours of collection. NOTE: Blood smear preparation cannot be done on specimen more than 8 hours old due to increased cellular degeneration.
Days Set Up:
Daily, 24 hours
Analytic Time:
STAT: 1 hour; Routine: 4 - 8 hours
Reference Range:
*Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Updated January 2021
Test Usage:
Evaluation of peripheral blood. Complete Blood Count includes white blood cell count (WBC), hemoglobin (HGB), hematocrit (HCT), platelet count (PLT), red blood cell count (RBC), MCV, MCH, MCHC, RDW, MPV, and nucleated red blood cells (NRBC).
Contraindications:
NOTE: Blood smear preparation cannot be done on specimen more than 8 hours old due to increased cellular degeneration.
Test Limitations:
MCH and MCHC will not be reported if the plasma is lipemic or icteric. Red blood cell count (RBC), hematocrit (HCT), MCV, MCH, and MCHC will not be reported if the specimen is agglutinated.
Test Methodology:
Sysmex XN-9100
Additional Information:
Available Blood Surveys include Blood Survey with Platelet Count (CBC) and Blood Survey with Differential and Platelet Count (CBCD). Automated differentials that fail to meet established performance criteria will be done by the manual method at an additional charge. By ordering this test the clinician acknowledges that additional reflex testing will be performed and billed at a separate additional charge if indicated. Test may include pathologist interpretation of results at an additional charge. By ordering this test, the clinician acknowledges that a pathologist interpretation will be performed and billed as a separate additional charge if indicated.
LOINC:
Z7-5 CBCPD
CPT Code:
85027 CBC, 85025 CBCD
Fee Code:
35504 CBC, 35501 CBCD
Alternate Specimen:
Any EDTA K2 collection tube is acceptable, including, but not limited to Pink top EDTA K2 and Tan top EDTA K2 tubes,
Collection:
NOTE: Liquid EDTA K3 collection tubes are not acceptable and will be rejected due to possible dilutional effects.
Rejection Criteria:
Specimens clotted, diluted with IV fluid, containing fibrin strands and clumped platelets, received frozen/on ice, or in underfilled or improper tubes will be rejected.
STAT Availability:
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Test ID:
182