| Health / Medical Topics |
Anal Melanoma
A melanoma arising from the anus. Clinical presentation includes rectal bleeding, tenesmus, pain, and change in bowel habit. The prognosis is usually poor. (NCI Thesaurus)
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A squamous cell carcinoma arising from the perianal skin.
A carcinoma arising in the anal margin or perianal skin (below the anal verge and involving the perianal hair-bearing skin). It…
A precancerous neoplastic intraepithelial process involving the squamous epithelium of the perianal skin. Clinically, it usually presents as a white or red…
A basal cell carcinoma arising from the perianal skin. Local excision is the treatment of choice. Metastases are extremely…
The transitional zone between the moist, hairless, modified skin of the anal canal and the perianal skin.
A usually large cell non-Hodgkin lymphoma of B-cell phenotype, arising from the anus. Lymphomas originating from the anal region are rare…
