Yes: Anal tumors may arise form the skin and result in squamous cell carcinoma. Some of these tumors are caused by hpv infection. Tumors on the inside of the anal canal may arise form the gland, adenocarcinoma. There are additional infrequent tumor types as well.
Answered 9/25/2012
6.1k views
Anal cancer: Yes different types of anal cancer are based on cell type seen under the microscope when biopsy is taken.
Answered 9/7/2019
5.6k views
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