Yale New Haven Hospital

Department of Laboratory Medicine
Test Directory

[ Test Name Index ]

[ Home & References ]

Flow cytometry - immunodeficiency, blood

Lab Section: 

Flow Cytometry


Lab Location: 

Main Lab

Test ID: 




Flow Cytometry




3 days for routine orders

Specimen Requirements: 

Collection: 3.0 ml Blood in a Lavender Top Tube.
Pediatric volume: 1 ml.
Transport: deliver to lab ASAP.
Unacceptable conditions: spun specimens, frozen specimens
Stability: 48 hours at room temp or refrigerated
On Floor Storage: Room temp



Clinical Indications: Concern for PID, SCID, CVID, ALPS,  other defects of the immune system

Reference Interval: 

See report.

Tests in this Panel: 

CD3, CD16.56, CD14, CD4, CD8, TCR a/b, CD62L, CD45RO, CD45RA, HLADR, IGD,  CD19, CD27, IGM, TCR g/d, CD5, CD10, CD20,

Kappa, Lambda, CD43, CD16, CD11b, HLA-ABC. Includes Pathologist interpretation.

CPT Code(s): 

88184, 88185

Last Changed: 

8/18/2017 2:00 PM

Last Reviewed: 

8/18/2017 2:00 PM