S. Appukutty

Therapeutic challenges of a renal collision tumour comprising clear cell renal cell carcinoma and metastatic breast carcinoma: a case report

Abstract Collision tumours, defined by the coexistence of two histologically distinct neoplasms within a single organ, are rare and typically arise from different cell lineages. We report a unique case of a 64-year-old woman with a history of oestrogen receptor (ER)–positive, HER...