207_Combined course Presentations
Conventional high risk features for local recurrence
Rectal tumour extends within 1mm or beyond mesorectal fascia (CRM) cT3 tumours at level of levators / involving levators especially anterior tumours Tumour >5mm beyond muscul propria (T3c) T4b tumours
Extramural vascular invasion (EMVI) cN2 cancers ?? Unless extracapsular
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