T-Cell Large Granular Lymphocyte Leukemia Expressing the T-Cell Receptor Gamma-Delta

**Semantic type:** Neoplastic Process

**Definition:** An uncommon variant of T-cell large granular lymphocyte leukemia expressing the gamma-delta T-cell receptor. Approximately 60% of these cases are CD8-positive and the remainder are CD4/CD8-negative.

**Synonyms:** - T-Cell Large Granular Lymphocyte Leukemia Expressing the TCR Gamma-Delta