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Difference between revisions of "Urachal carcinoma"
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*+/-Mucinous component. | *+/-Mucinous component. | ||
Features making it urothelial 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> | Features making it urothelial 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). | ||
#No widespread cystitis cystica/glandularis outside of the bladder dome and anterior wall. | #No widespread cystitis cystica/glandularis outside of the bladder dome and anterior wall. | ||
#No known urothelial carcinoma elsewhere. | #No known urothelial carcinoma elsewhere. | ||
Notes: | |||
*Gopalan ''et al.''<ref name=pmid19252435> suggest the following additional/restrictive criteria: | |||
**Only the dome is allowed. † | |||
**Lesion should be sharply demarcated from the [[urothelium]] of the urinary bladder. | |||
**Presence of urachal remnants in the tumour. | |||
DDx:<ref name=Ref_Amin2-143>{{Ref Amin|2-143}}</ref> | DDx:<ref name=Ref_Amin2-143>{{Ref Amin|2-143}}</ref> | ||
*[[Adenocarcinoma of the urinary bladder]]. | *[[Adenocarcinoma of the urinary bladder]]. | ||