Fig. 1From: Experience and technique of simultaneous robotic resection for synchronous advanced gastric and rectal cancers: a case reportColonoscopy and upper gastrointestinal endoscopy. a Colonoscopy revealed a tumor with an ulcer on the top (3 cm), located 7 cm to the oral side of the dentate line. b Upper gastrointestinal endoscopy revealing a 0-IIc gastric lesion on the lower gastric bodyBack to article page