T-Lymphocyte Subpopulation to Leukocyte Ratio Measurement

**Semantic type:** Laboratory Procedure

**Definition:** The determination of a sub-population of T-lymphocytes to total leukocytes present in a sample. The measurement may be expressed as a ratio or percentage.

**Synonyms:** - T-Lymphocytes Sub-Population/Leukocytes - TLSLE - TLym Sub/Leuk - TLym Sub/Leuk