MONDO_0019475 (subcutaneous panniculitis-like T-cell lymphoma) (SPTCL) is a rare cytotoxic cutaneous lymphoma that has been recognized as a distinct subset of peripheral T-cell lymphomas originating and presenting primarily in the subcutaneous fat tissue. Also known as: SPTCL, subcutaneous panniculitic T-cell lymphoma, subcutaneous panniculitis-like T-cell lymphoma (Alpha/Beta type), subcutaneous panniculitis-like T-cell lymphoma, Alpha/Beta type.