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Difference between revisions of "Urachal carcinoma"
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Notes: | Notes: | ||
*Gopalan ''et al.''<ref name=pmid19252435> | *Gopalan ''et al.''<ref name=pmid19252435/> (based on Sheldon) suggests the following additional/more restrictive criteria: | ||
**Only the dome is allowed. † | **Only the dome is allowed. † | ||
**Lesion should be sharply demarcated from the [[urothelium]] of the urinary bladder. | **Lesion should be sharply demarcated from the [[urothelium]] of the urinary bladder. | ||
** | **Urachal remnants should be present 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]]. | ||
*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]]. | ||
===Patterns=== | ===Patterns=== | ||
*Enteric - looks like colonic adenocarcinoma. | *Enteric - looks like colonic adenocarcinoma. | ||
*Mucinous. | *Mucinous. | ||
*Signet ring. | *[[signet ring cell carcinoma|Signet ring]]. | ||
Note: | Note: | ||