Yale New Haven Hospital

Department of Laboratory Medicine
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Lymphocyte Subsets, Total TBNK

Lab Section: 

Flow Cytometry


Lab Location: 

Main Lab

Test ID: 




1 day

Specimen Requirements: 

Collection: 3ml in lavender(EDTA) tube

Pediatric volume: 1ml

Storage requirements:  Room temperature

Unacceptable conditions:  Clotted, spun, hemolyzed or frozen specimen

Reference ranges:  see report


Tests in this Panel: 

CD3+% and absolute, CD3+CD4+% and absolute, CD3+CD8+% and absolute, CD4/CD8 ratio, CD19+% (B Cells)and absolute, CD3-CD16.56+%(NK Cells) and absolute,

CD45+ absolute.

CPT Code(s): 

86355, 86357, 86359, 56360

Last Changed: 

8/21/2017 8:38 AM

Last Reviewed: 

8/21/2017 8:38 AM