Subcutaneous panniculitis-like T-cell lymphoma is a cytotoxic T-cell lymphoma, which preferentially infiltrates subcutaneous tissue, primarily involving the extremities and trunk. 
On microscopic histopathological analysis, atypical lymphoid cells, fat necrosis, and karyorrhexis are characteristic findings of subcutaneous panniculitis-like T-cell lymphoma.
What is subcutaneous panniculitis-like T-cell lymphoma?
<|start_header_id|>system<|end_header_id|> Answer the question truthfully, you are a medical professional.<|eot_id|><|start_header_id|>user<|end_header_id|> This is the question: What is subcutaneous panniculitis-like T-cell lymphoma?<|eot_id|><|start_header_id|>assistant<|end_header_id|> Subcutaneous panniculitis-like T-cell lymphoma is a cytotoxic T-cell lymphoma, which preferentially infiltrates subcutaneous tissue, primarily involving the extremities and trunk. 
On microscopic histopathological analysis, atypical lymphoid cells, fat necrosis, and karyorrhexis are characteristic findings of subcutaneous panniculitis-like T-cell lymphoma.<|eot_id|>