Erman Akkus, Medical Oncology Fellow at Ankara University, shared a post on X:
” T4, MRF, CRM in rectal cancer for medical oncologists
- All related but different concepts
- T4b but MRF- (e.g. upper third tm)
- MRF by MRI, CRM by pathological
- MRF- but CRM+ (e.g. technically hard surgery)
PS: prepared by AI. Surgeon, pathologist, radiologist colleagues may correct if wrong.”

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