Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

T-CELL SUBSETS, BRONCHOALVEOLAR LAVAGE

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB3121         Geisinger Epic ID: 37266

SPECIMEN COLLECTION
Specimen type:
Bronchoalveolar lavage (BAL)
Preferred collection container:
Specimen required:
1-3 mL of bronchoalveolar lavage (BAL) fluid

SPECIMEN PROCESSING
Transport temperature:
Refrigerated. Protect from extremes in temperature.
Specimen stability:
Refrigerated: 72 hours.
Rejection criteria:
Stability limits exceeded, poor viability, insufficient cells.

TEST DETAILS
Reference interval:
Reference ranges have been published by Yamada, M. etal., Sand, J. Immunol. 24:559-565, 1986.
CD3 (BAL): 51.6-74.4
CD4 (BAL): 32.5 - 58.3
CD8 (BAL): 19.8 - 30.8
CD4/CD8 Ratio (BAL): 1.24 - 2.48
Additional information:
None.
CPT code(s):
88184, 88185 x2
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
% Positive CD3, CD4, CD8 and CD4:CD8 ratio in BAL fluids.
Methodology:
Flow Cytometry
Synonyms:
Bronchoalveolar Lavage Fluid Panel
BAL48R
Clinical significance:
Significantly increased CD4 to CD8 ratio and BAL lymphocytosis have adjunctive value in the diagnosis of sarcoidosis and when used with other clinical findings can aid in differentiating sarcoidosis from other institial lung diseases.
Doctoral Director(s:)
Kai Zhang M.D.    
Review Date: 11/05/2020

Performing Locations

Geisinger Medical Center

Performing laboratory: Flow Cytometry
Technical Lead: Michele Adler
Frequency: 1st shift 7am to 5pm. Call 570-271-5261 during hours of operation,
Performed stat? No
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