T Cell Subsets, BAL

General Information

Lab Name

T Cell Subsets, BAL

Lab Code

BALTCS

Epic Name

T Cell Subsets, BAL

Description

Please complete a Hematopathology test request form found at Request form

Components

Code Name
T4AB % CD4
T8AB % CD8
T4T8RA CD4/CD8 Ratio
NFDA5 Test Comment

Interpretation

Method

Flow Cytometry

Reference Range

See individual components

Guidelines

Ordering & Collection

Specimen Type

BAL, Bronchoalveolar Lavage

Collection

Schedule with Hematopathology Laboratory (206) 606-7060 before collecting/sending specimen. BRONCHO ALVEOLAR LAVAGE FLUID collected in CYTOCENTRIFUGE tube.

Handling Instructions

Optimal results are achieved when samples are received within 24 hours of collection for body fluids. Samples submitted outside of this range will be evaluated for quality using appropriate internal controls and the results qualified appropriately.

Quantity

requested: 10 mL BAL

Processing

BAL samples that will not be received in Hematopathology within 24 hours of collection should be stored/transported at 4°C

Performance

LIS Dept Code

Hematopathology (HP)

Performing Location(s)

Other Hematopathology
206-606-7060

UW Hematopathology Laboratory, G7-800
Seattle Cancer Care Alliance
825 Eastlake Avenue E.
Seattle, WA 98109

Frequency

Monday-Friday

Available STAT?

No

Billing & Coding

CPT codes

LOINC

40623-1