Double-Negative T-Lymphocyte to Lymphocyte Ratio Measurement

**Semantic type:** Laboratory Procedure

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

**Synonyms:** - T-Lymphocytes Double Negative/Lymphocytes - TDNLY - TLym DN/Lym - TLym Dbl Neg/Lym - TLym Dbl Neg/Lym