Anorectal melanoma: review of diagnosis and treatment based on a case report

anorectal melanoma is a rare and very aggressive tumor that should be part of the range of differential diagnoses of colorectal diseases. today, the main discussion on the topic is about the best treatment, whether it should be more conservative or more aggressive. in order to review the main points on the subject, the authors report a case of a patient treated at the coloproctology service at the s？o lucas hospital, pucrs.