Childhood Malignant Kidney Neoplasm Excluding Renal Cell Carcinoma by Toronto Guidelines v2 Stage, Children's Oncology Group (COG) Protocol

**Semantic type:** Neoplastic Process

**Definition:** A term that refers to the staging of childhood malignant kidney neoplasms excluding renal cell carcinoma, according to the Toronto childhood cancer staging guidelines v2, Children's Oncology Group (COG) protocol. It is based on findings at surgery for patients who have not received chemotherapy prior to surgery. (Childhood cancer staging for population registries according to the Toronto Childhood Cancer Stage Guidelines - Version 2. Cancer Council Queensland and Cancer Australia: Brisbane, Australia; 2021.)

**Synonyms:** - Pediatric Malignant Kidney Neoplasm Excluding Renal Cell Carcinoma by Toronto Guidelines v2 Stage, Children's Oncology Group (COG) Protocol