T-Lymphocytes to Leukocytes Ratio Measurement

**Semantic type:** Laboratory Procedure

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

**Synonyms:** - T Cells/Leukocytes - T-Lymphocytes/Leukocytes - TLLE - TLym/Leuk - TLym/Leuk