MRI anatomy of the rectum: key concepts important for rectal cancer staging and treatment planning

Abstract

Key points MRI plays a key role in the staging and treatment stratification of rectal cancer. Understanding rectal and pelvic MRI anatomy is pivotal for high-quality reporting. This review addresses key anatomy concepts for staging, treatment planning, and follow-up.

Keywords

• Magnetic resonance imaging
• Rectal cancer
• Anatomy
• Staging
• Treatment planning