T Helper/Inducer: T Suppressor Cytotoxic Lymphocyte Ratio, B Cell and Natural Killer Cells, Bronchial

Abbrev Code:FLOBAL   
Order Code:LAB6523Order Name:Lymphocyte Subset Bronchial
Synonyms:Flow Cytometry Bronchial; BAL CD4
Methodology:Multi-color immunofluorescence and flow cytometry.
CPT Codes: 86356 x6
Test Includes:Lymphocytes and T subset enumeration, B cell enumeration and NK cell enumeration, which includes percentages and T helper: T suppressor ratio.
Turnaround Time:Testing is performed Mon-Fri 08:00-16:00 and on specimens arriving in the Flow Cytometry lab on Saturday before noon. No testing is performed on Saturdays after noon, Sundays, or holidays. Results are reported within 1-2 business days.
Special Instructions:Provide diagnosis, age, collection date, and time. Samples will be tested Mon-Fri 08:00-16:00 and on Saturday before noon. Samples are received in the Core lab when the Flow Cytometry lab is not staffed. Contact the IFC laboratory at 612-273-5248 for further information.

This test was developed and its performance characteristics determined by University of Minnesota Medical Center, Fairview Clinical Laboratories. It has not been cleared or approved by the US Food and Drug Administration. FDA does not require this test to go through premarket FDA review. This test is used for clinical purposes and should not be regarded as investigational or for research. This laboratory is certified under the Clinical Laboratory Improvement Amendments (CLIA) as qualified to perform high complexity clinical testing.

Collection Instructions

Specimen:Bronchial Fluid
Optimal Volume:20 mL
Minimum\Peds Volume:4 mL
Container:Plastic leakproof container, sterile
Collection Instructions:Sample must be received by the Flow Cytometry laboratory within 48 hours.
Causes for Rejection:Specimens received greater than 48 hours after collection. Frozen specimens.

Processing and Shipping

Specimen Processing:Do not centrifuge. Store refrigerated after hours.
Shipping Instructions:Ship at room temperature to arrive within 48 hours of collection. Do not send on weekends or the day before a holiday.
Test Performed at or Referral Lab UM Flow Cytometry (W)  (UMMC East Bank)

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