Helper T-Lymphocytes to Cytotoxic T-Lymphocytes Ratio Measurement

**Semantic type:** Laboratory Procedure

**Definition:** A relative measurement (ratio) of the helper T-lymphocytes to cytotoxic T-lymphocytes present in a sample. The measurement may be expressed as a ratio or percentage.

**Synonyms:** - Helper T Cells/Cytotoxic T Cells - Helper T-Lymphocytes/Cytotoxic T-Lymphocytes - Helper T-Lymphocytes/Cytotoxic T-Lymphocytes Ratio Measurement - Helper T/Cytotoxic T Cell Ratio Measurement - TLYHTLYC - TLym Help/TLym Cytx - TLym Help/TLym Cytx