* Complete Blood Count with Automated Differential Mnemonic CBCA Synonym CBC and Auto Diff - CBC with Auto Diff Includes WBC, RBC, HGB, HCT, MCV, MCH, MCHC, PLT, RDW, MPV, NRBC, and absolute and percent results for Neutrophils, Lymphocytes, Monocytes, Eosinophils, Basophils, and Immature Granulocytes. Guidelines Order if hemogram and differential results are required. Results will include an automated differential. Automated differential results may be replaced by a manual differential based on instrument results as needed. Specimen Collection Requirements Collect Whole Blood, one 4.0 mL or 2.0 mL lavender (EDTA) top tube or one BD micro lavender (EDTA) top container (View image for Supply Item Number - 158386) Handling Refrigerate (2-8°C). Do not under fill tube, collection tubes must be filled to a minimum of 1/2 of the maximum sample volume. Do not overfill tube, collection tubes must not be filled to more than the maximum sample volume. Preferred Volume 4.0 mL lavender (EDTA) top tube must contain between 2.0 - 4.0 mL whole blood. 2.0 mL lavender (EDTA) top tube must contain between 1.0 - 2.0 mL whole blood. Minimum Volume Whole Blood, lavender (EDTA) top tube must be filled to a minimum of 1/2 of the maximum sample volume 4.0 mL tube must have 2.0 mL of blood minimum 2.0 mL tube must have 1.0 mL of blood minimum BD micro lavender (EDTA) top container must be filled between the minimum and maximum fill lines Transport Refrigerate (2-8°C) Rejection Criteria Under filled or over filled tube, frozen, clotted or grossly hemolyzed samples, incorrect anticoagulant Stability Ambient (20-25°C): 12 hours; Refrigerated (2-8°C): 24 hours Testing Information Performed 7 days/week Reported 24 hours Method Automated cell counter Reference Values Reference Values For age related ranges see Hematology Age Related Reference Ranges and Critical Values. Critical Values For critical age related ranges see Hematology Age Related Reference Ranges and Critical Values. CPT Codes 85025 Last Updated: Thursday, December 31, 2020 12:54:57 AM Client Services: 503-413-1234