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Test Code TBNK T, B, and NK Panel

Important Note

Please call the lab before drawing to make sure speciman can reach the reference lab timely.

 

Sendouts: Send a copy of CBC results with specimen.  

Additional Codes

Epic EAP
LAB2251 T, B AND NK CELLS

Specimen Requirements

Preferred Collection Container: 

Lavender (EDTA)

 

Also Acceptable Collection Container: 

Dark Green (Sodium Heparin)

 

Collection Information: 

Collect blood in a lavender EDTA tube.

 

Transport Information: 

Send specimen in original container. Do NOT centrifuge. Send refrigerated.

 

Minimum Sample Volume: 

1.0 mL of whole blood

 

Remarks: 

T, B, and NK Panel includes the percent and absolute counts of Lymphocyte subsets thus Absolute Lymphocyte Count is necessary. Please include CBC/WBC with Differential when you order the T, B, and NK Panel or send a copy of CBC/WBC with Differential with the sample. 

 

Unacceptable Conditions: 

Clotted specimens, frozen specimens, and wrong anticoagulant used

Performing Laboratory

Pathology Laboratory, UnityPoint Health, Des Moines

CPT

86355

86357

86359

86360

Stability

Refrigerated Stability: 

96 hours - Preferred

 

Frozen Stability: 

NOT Acceptable

 

Ambient Stability: 

72 hours

Performance

Monday, Wednesday, Friday

 

Analytical Time: 

2 hours

 

Testing Laboratory: 

Iowa Methodist Medical Center

 

Laboratory Section: 

Flow Cytometry

Methodology

Flow Cytometry

Alias

TBBS, CD19 Count; CD16/CD56 Count; NK Cells; B-cell Subset; Lymphocyte Subsets; T and B cell Subsets; Lymphocyte Subset Enumeration; Immune Competence; Immune Status; Immunodeficiency Panel