Stanford Hospital & Clinics and Lucile Packard Children’s Hospital
RESULT
Test Name : CD4 Count Order Code : CD4CT
Synonyms: Absolute CD4 count
Specimen Type: Whole Blood
Container Type: Lavender-top tube (EDTA)
Required Volume: 4 mL
Minimum Volume (Pediatric): 0.5 mL
Methodology: Flow Cytometer, Automated Hematology Analyzer
Components: WBC count, lymphocyte % and absolute count, CD4 (helper cell) % and absolute count
Standard Run Times: Daily
Turnaround Time: 24-48 hours
Special Handling: Transport at Room Temperature, to be received within 24 hours of collection.
CPT Codes: 86361
LPCH EPIC Code: LAB342
SHC EPIC Code: LABCD4CT
Causes For Rejection: Severely hemolyzed specimen, clotted specimen, improperly labeled specimen
Department: Flow Cytometry