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Test Code LAB15287 T-CELL SUBSETS

Important Note

*This test is orderable as a Misc Mayo:  GOKEY FAH5941

 

Collection requirements:

  • Only collect Monday - Thursday
  • No collections after 3pm (Mon-Thurs)
  • Only collect at 160 Allen Street Draw Station- first floor of the hospital
  • No collections on holidays and no weekends

*This test should only be drawn at the 160 Allen St Draw Station.

Specimen Information

Container Specimen Temperature Collect Vol Submit Vol Min Vol Stability
Lavender Top (EDTA) Whole Blood Ambient 4 mL 2 mL 1 mL 48 hours

Pediatric Lavender Top (EDTA) is also acceptable. If this test will not be ordered electronically, a clinical history and a properly filled out laboratory requisition must be provided.

Test Schedule / Analytical Time / Test Priority

Monday – Saturday / 3 days / Not available STAT

Method

Flow Cytometry (single platform)

CPT(s)

Description CPT Code
CD3                                                   86359
CD4 & CD8 86360

 

Instrumentation

BD FACSLyric

Reference Ranges

≥18 years

CD3%:   56 – 84%

CD4%:   31 – 64%

CD8%:    9 – 39%

Absolute CD3:   840 - 2,669 cells/uL

Absolute CD4:   488 – 1,734 cells/uL

Absolute CD8:   154 - 1,097 cells/uL

4/8 Ratio:   ≥0.9

Section

Immunology

Performing Location

University of Vermont Medical Center

Is the UVMMC lab NY State Certified to perform this testing?  Yes/No

Yes

Result Code(s):

Test Name Epic Code Atlas Code Mayo Access ID LOINC Code
CD3 12301000954 CD3 FAH294 8124-0
CD4 12301000955 CD4 FAH295 8123-2
CD8 12301000956 CD8 FAH296 8101-8
Absolute CD3 12301000951 TOTCD3 FAH5580 8122-4
Absolute CD4 12301000957 TOTCD4 FAH297 24467-3
Absolute CD8 12301000960 TOTCD8 FAH5581 14135-8
4/8 Ratio 12301011933 48RATIO FAH5938 54218-3