The patient was 60-year old woman underwent total colonoscopy following with sigmoid colon polyp at the referring hospital. Two flat elevated lesions looked like SMT, 10 mm and 3 mm in size, was detected in the lower rectum by colonoscopic examination. Biopsy results from referring hospital showed a lymphoid hyperplasia and the patient was referred to our hospital for diagnosis and treatment. We performed diagnostic endoscopic submucosal resection with ligation device (ESMR-L) .The resected specimen showed benign lymphoid polyp (BLP) , and the vertical and lateral margin were negative. ESMR-L followed by pathological examination makes the safety resection of rectum BLP possible.
