Yale New Haven Hospital

Department of Laboratory Medicine
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T Lymphocyte Subsets

Lab Section: 

Flow Cytometry


Lab Location: 

Main Lab

Test ID: 




2 days

Specimen Requirements: 

Collection: 3ml in lavender(EDTA) tube

Pediatric volume, 1ml

Storage:  Room temperature

Unacceptable conditions:  Clotted, spun, frozen or hemolyzed specimen

Reference ranges:  see report


Tests in this Panel: 

CD3% and absolute, CD3+CD4+% and absolute, CD3+CD8+% and absolute, CD4/CD8 ratio, CD45+ absolute.

CPT Code(s): 

86359, 86360

Last Changed: 

8/21/2017 8:33 AM

Last Reviewed: 

8/21/2017 8:33 AM