Intraoperative Radiotherapy is used in: (A) Pancreatic Carcinoma, (B) Gastric Carcinoma, (C) Colorectal Carcinoma, (D) All the above
Answer is D. Intra-op radiotherapy

Pancreatic, gastric, Colorectal carcinoma.
Head and neck cancers, Genitourinary cancers.
Retroperitoneal sarcomas.