Citation, DOI, disclosures and article data
Citation:
Rezaee A, Bell D, Shah V, et al. WHO classification of anal canal tumors. Reference article, Radiopaedia.org (Accessed on 25 Feb 2025) https://doi.org/10.53347/rID-50205
The World Health Organizatiοn classifies anal canal neoplasms into intraepithelial neoplasms and invasive neoplasms which are further divided to epithelial and non-epithelial tumors and secondary lesions:
Epithelial tumors
Non-epithelial tumors
Carcinoid tumors
Melanoma
Secondary tumors
- direct extension from adjacent organs: rectal, cervical, and prostate carcinomas
See also
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1. https://www.iarc.fr/en/publications/pdfs-online/pat-gen/bb2/BB2.pdf
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2. Leonard D, Beddy D, Dozois EJ. Neoplasms of anal canal and perianal skin. Clinics in colon and rectal surgery. 24 (1): 54-63. doi:10.1055/s-0031-1272824 - Pubmed
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3. Surabhi VR, Menias CO, Amer AM, Elshikh M, Katabathina VS, Hara AK, Baughman WC, Kielar A, Elsayes KM, Siegel CL. Tumors and Tumorlike Conditions of the Anal Canal and Perianal Region: MR Imaging Findings. Radiographics : a review publication of the Radiological Society of North America, Inc. 36 (5): 1339-53. doi:10.1148/rg.2016150209 - Pubmed
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