Minimally Invasive Sphincter Sparing Total Mesorectal Excision for Ultra-low Rectal Cancer After Initial Chemo-radiotherapy (MISS-TRICR).
Conditions
Interventions
- PROCEDURE: laparoscopic intersphincteric resection (LISR group)
- PROCEDURE: Transanal minimally invasive Total mesorectal excision (TAMIS group)
Sponsor
Mansoura University