obsolete_Anal Squamous Cell Carcinoma true NCIT:C9161 epidermoid anal carcinoma UMLS:C1412036 Replaced by Mondo term MONDO_0006082, with which this term was previously merged. Use: http://purl.obolibrary.org/obo/MONDO_0006082 squamous cell carcinoma of anus epidermoid carcinoma of the anus anal squamous cell cancer 3.88.0 DOID:5525 squamous cell anal carcinoma squamous cell carcinoma of the anus squamous cell carcinoma - anus A squamous cell carcinoma (SCC) arising from the anal canal or the anal margin (perianal skin). Human papillomavirus is detected in the majority of cases. Homosexual HIV-positive men have an increased risk of developing anal squamous cell carcinoma in comparison to the general male population. Symptoms include anal pruritus, discomfort when sitting, pain, change in bowel habit, and bleeding. The prognosis is generally better for anal margin SCC than for anal canal SCC. anal squamous cell carcinoma anus squamous cell carcinoma ANSC ONCOTREE:ANSC epidermoid carcinoma of anus http://purl.obolibrary.org/obo/MONDO_0006082 EFO:1000081