Villous adenoma of the urachus obscuring urachal adenocarcinoma: A case report
نویسندگان
چکیده
منابع مشابه
Mucinous adenocarcinoma with superficial stromal invasion and villous adenoma of urachal remnants: a case report.
This report describes a case of mucinous adenocarcinoma with superficial stromal invasion and villous adenoma originating in the dome of the urinary bladder. Although no urachal remnants were identified, the location suggested urachal derivation. Only two previous cases of urachal adenocarcinoma with features of early stromal invasion associated with a villous tumour have been described.
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We present an exceptional case of a giant urachal tumor, consisting of both villous adenoma and mucinous adenocarcinoma of the urachus. The tumor was incidentally discovered during investigations for renal failure. Initial transurethral biopsies showed only a villous adenoma of the urachus. Although the biopsies showed no malignancy, a radical cystoprostatectomy and broad excision of the urachu...
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The urachus, or the median umbilical ligament, is a vestigial structure of the allantois that connects the urinary bladder and the umbilicus. Urachal carcinoma, originally described by Hue and Jacquin in 1963, is a rare non-urothelial carcinoma. The incidence is estimated to account for 0.01% of all malignancies, 0.5% of all bladder tumors, and compose 20e40% of bladder adenocarcinomas. Most ur...
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Urachal carcinoma is a rare and aggressive form of bladder cancer involving the urachus, a fibrous remnant of the allantois that extends from the bladder to the umbilicus. We report this case of a 49-year-old women with primary urachal adenocarcinoma treated with partial cystectomy who relapsed 5 years after surgery with lung metastases. This patient with unremarkable medical history presented ...
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A 54 year old man presented with a six month history of abdominal pain. A computerised tomography scan showed a well defined intra-abdominal unilocular mass with a calcified wall just superior to the bladder. At laparotomy, pseudomyxoma peritonei was discovered, together with a midline abdominal mass adherent to the anterior abdominal wall originating from the fundus of the bladder. The specime...
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ژورنال
عنوان ژورنال: Urology Case Reports
سال: 2020
ISSN: 2214-4420
DOI: 10.1016/j.eucr.2020.101271