Bronchial Lavage CD4:CD8 Ratio

Last Modified: 3/25/2019 4:02:44 PM


Medical Necessity Documentation:  
Client Notes:

A cell count will be ordered and charged with each order of this test

Patient Preparation:  
Specimen Requirements:

20.0 mL Fluid in a Clear Red Top Tube - No Clot Activator

Collection Instructions:  
Minimum Volume: 10.0 mL Fluid
Transport & Storage: Temperature/Stability: 48 hours Refrigerated
Reference Range:

No reference range established in this institute. In general the tissues that contain sarcoid granulomas exhibit a CD4:CD8 ratio of 10:1 or greater compared with a ratio 2:1 in uninvolved tissues

Critical Ranges:  
Test Comments:

CD4:CD8 Ratio will be automatically ordered and charged when %Lymphocyte on differential are > 15% on the fluid cell count order

Methodology: Flow Cytometry
Clinical Significance:  
Documentation:
This test was developed and the performance characteristics determined by Parkview Health Laboratories. This test has not been cleared by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This test is used for clinical purposes. It should not be regarded as investigational or for research. This laboratory is certified under the Clinical Laboratory Improvement Amendments of 1988 (CLIA-88) as qualified to perform high complexity clinical laboratory testing.
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 42 to 48 hours
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Parkview Regional Medical Center
PHL Test Code: FLHSR
EPIC Test Code: LAB2944
Alternate Test Names: BAL CD4:CD8 Ratio
Included Tests: CD4+; CD8+; Ratio;
CPT Coding: 86360

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