Precisaria de mais contexto, mas deve ser "anal verge", que segundo o Stedman 2003 é "borda anal", "zona de transição entre a pele úmida, sem pêlos e modificada do canal anal, e a pele perianal.

Exemplos:
Patient “A” had a transverse colon tumor with a few scattered
polyps in the transverse and the right colon. Patient “B” had a
rectosigmoid tumor with a polyp at 12 cm from the anal verge
http://download.springer.com/static/pdf/442/art%3A10.1007%2F...

Colonoscopy showed diverticular disease in the left colon, a 6 mm sessile polyp at 40 cm from the anal verge. Snare polypectomy was done using electrocautery and specimen was sent for histopathology. Rigid cystoscopy showed fistula tract with evidence of stool coming from the fistula. There were not tumors or stones in the bladder. Biopsies were taken around the fistula site.
http://www.sages.org/meetings/annual-meeting/abstracts-archi...


The pelvic osteolytic lesions were found on abdominal CT that showed no intra-luminal masses or focal liver lesions. Colonoscopy revealed an ulcerating, friable polyp at 25 cm from the anal verge with the presence of blood and clots
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3540222/