Image-Guided Radiotherapy and Chemotherapy in Gynaecological Cancer

Varying definition of rectosigmoid junction

• Anatomy – Cessation of the mesocolon, cessation of the colonic haustra and a blending of the lateral and anti-mesenteric taenia to form a flat anterior muscular band.

• Endoscopy

– Narrow sharply angulated segment.

• Radiology

– Anatomists - S3 – Surgeons - sacral promontory