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Difference between revisions of "Urachal carcinoma"
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*Usually gland forming, i.e. adenocarcinoma. | *Usually gland forming, i.e. adenocarcinoma. | ||
*+/-Mucinous component. | *+/-Mucinous component. | ||
Features making it | Features making it ''urachal carcinoma'' (modified Sheldon criteria) - all required:<ref name=pmid22301493>{{Cite journal | last1 = Paner | first1 = GP. | last2 = Barkan | first2 = GA. | last3 = Mehta | first3 = V. | last4 = Sirintrapun | first4 = SJ. | last5 = Tsuzuki | first5 = T. | last6 = Sebo | first6 = TJ. | last7 = Jimenez | first7 = RE. | title = Urachal carcinomas of the nonglandular type: salient features and considerations in pathologic diagnosis. | journal = Am J Surg Pathol | volume = 36 | issue = 3 | pages = 432-42 | month = Mar | year = 2012 | doi = 10.1097/PAS.0b013e31823fe49c | PMID = 22301493 }}</ref> | ||
#Located in bladder dome or anterior wall. † | #Located in bladder dome or anterior wall. † | ||
#Centered on bladder wall (as opposed to the mucosa). | #Centered on bladder wall (as opposed to the mucosa). | ||
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*Invasive [[urothelial carcinoma]] with glandular differentiation. | *Invasive [[urothelial carcinoma]] with glandular differentiation. | ||
*[[Metastatic]] adenocarcinoma/[[adenocarcinoma]] extending from another structure, e.g. [[colorectal adenocarcinoma]]. | *[[Metastatic]] adenocarcinoma/[[adenocarcinoma]] extending from another structure, e.g. [[colorectal adenocarcinoma]]. | ||
*Villous adenoma of the urachus<ref>{{Cite journal | last1 = Joniau | first1 = S. | last2 = Lerut | first2 = E. | last3 = Van Poppel | first3 = H. | title = A Giant Mucinous Adenocarcinoma Arising within a Villous Adenoma of the Urachus: Case Report and Review of the Literature. | journal = Case Rep Med | volume = 2009 | issue = | pages = 818646 | month = | year = 2009 | doi = 10.1155/2009/818646 | PMID = 20182635 }}</ref> - non-invasive. | |||
===Patterns=== | ===Patterns=== | ||