Retroperitoneal Giant Mixed Adenoneuroendocrine Carcinoma: Case Report

Mucinous cystadenocarcinoma remains the second most frequent cause of appendiceal mucocele. Presently described is a case of mixed adenoneuroendocrine carcinoma (MANEC) located in the right retroperitoneal space. A 64-year-old male was admitted with a palpable mass in the right lower quadrant. An ab...

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Main Authors: Selçuk Kaya, Yunus Emre Altuntaş, Önder Altın, Ahmet Feran Ağaçhan, Hasan Fehmi Küçük, Metin Kement, Levent Kaptanoğlu, Nejdet Bildik
Format: Article
Language:English
Published: KARE Publishing 2018-01-01
Series:Southern Clinics of Istanbul Eurasia
Subjects:
Online Access:https://jag.journalagent.com/z4/download_fulltext.asp?pdir=scie&un=SCIE-47955
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spelling doaj-abffd4be502a47aeabc2e5e1c01123792021-01-24T18:10:37ZengKARE PublishingSouthern Clinics of Istanbul Eurasia2587-09982018-01-0128429229410.14744/scie.2018.47955SCIE-47955Retroperitoneal Giant Mixed Adenoneuroendocrine Carcinoma: Case ReportSelçuk Kaya0Yunus Emre Altuntaş1Önder Altın2Ahmet Feran Ağaçhan3Hasan Fehmi Küçük4Metin Kement5Levent Kaptanoğlu6Nejdet Bildik7Department of General Surgery, Kartal Dr. Lütfi Kırdar Training and Research Hospital, İstanbul, TurkeyDepartment of General Surgery, Kartal Dr. Lütfi Kırdar Training and Research Hospital, İstanbul, TurkeyDepartment of General Surgery, Kartal Dr. Lütfi Kırdar Training and Research Hospital, İstanbul, TurkeyDepartment of General Surgery, Kartal Dr. Lütfi Kırdar Training and Research Hospital, İstanbul, TurkeyDepartment of General Surgery, Kartal Dr. Lütfi Kırdar Training and Research Hospital, İstanbul, TurkeyDepartment of General Surgery, Kartal Dr. Lütfi Kırdar Training and Research Hospital, İstanbul, TurkeyDepartment of General Surgery, Kartal Dr. Lütfi Kırdar Training and Research Hospital, İstanbul, TurkeyDepartment of General Surgery, Kartal Dr. Lütfi Kırdar Training and Research Hospital, İstanbul, TurkeyMucinous cystadenocarcinoma remains the second most frequent cause of appendiceal mucocele. Presently described is a case of mixed adenoneuroendocrine carcinoma (MANEC) located in the right retroperitoneal space. A 64-year-old male was admitted with a palpable mass in the right lower quadrant. An abdominal computed tomography scan revealed a cystic mass in the pelvic area 31x25x25 cm in size. A search of the literature yielded more than 50 similar cases, with mean diameter of 13 to 40 cm; however, only a few of these cases were mucinous cystadenocarcinoma. Usually, an appendectomy is sufficient therapy for cystadenoma and hyperplasia, while a right hemicolectomy is required for cystadenocarcinoma. To our knowledge, the present case is the first with a pathological diagnosis of MANEC (30/70 neuroendocrine carcinoma and adenocarcinoma) to be reported.https://jag.journalagent.com/z4/download_fulltext.asp?pdir=scie&un=SCIE-47955cystadenocarcinomaimaging examinationsmucocele.
collection DOAJ
language English
format Article
sources DOAJ
author Selçuk Kaya
Yunus Emre Altuntaş
Önder Altın
Ahmet Feran Ağaçhan
Hasan Fehmi Küçük
Metin Kement
Levent Kaptanoğlu
Nejdet Bildik
spellingShingle Selçuk Kaya
Yunus Emre Altuntaş
Önder Altın
Ahmet Feran Ağaçhan
Hasan Fehmi Küçük
Metin Kement
Levent Kaptanoğlu
Nejdet Bildik
Retroperitoneal Giant Mixed Adenoneuroendocrine Carcinoma: Case Report
Southern Clinics of Istanbul Eurasia
cystadenocarcinoma
imaging examinations
mucocele.
author_facet Selçuk Kaya
Yunus Emre Altuntaş
Önder Altın
Ahmet Feran Ağaçhan
Hasan Fehmi Küçük
Metin Kement
Levent Kaptanoğlu
Nejdet Bildik
author_sort Selçuk Kaya
title Retroperitoneal Giant Mixed Adenoneuroendocrine Carcinoma: Case Report
title_short Retroperitoneal Giant Mixed Adenoneuroendocrine Carcinoma: Case Report
title_full Retroperitoneal Giant Mixed Adenoneuroendocrine Carcinoma: Case Report
title_fullStr Retroperitoneal Giant Mixed Adenoneuroendocrine Carcinoma: Case Report
title_full_unstemmed Retroperitoneal Giant Mixed Adenoneuroendocrine Carcinoma: Case Report
title_sort retroperitoneal giant mixed adenoneuroendocrine carcinoma: case report
publisher KARE Publishing
series Southern Clinics of Istanbul Eurasia
issn 2587-0998
publishDate 2018-01-01
description Mucinous cystadenocarcinoma remains the second most frequent cause of appendiceal mucocele. Presently described is a case of mixed adenoneuroendocrine carcinoma (MANEC) located in the right retroperitoneal space. A 64-year-old male was admitted with a palpable mass in the right lower quadrant. An abdominal computed tomography scan revealed a cystic mass in the pelvic area 31x25x25 cm in size. A search of the literature yielded more than 50 similar cases, with mean diameter of 13 to 40 cm; however, only a few of these cases were mucinous cystadenocarcinoma. Usually, an appendectomy is sufficient therapy for cystadenoma and hyperplasia, while a right hemicolectomy is required for cystadenocarcinoma. To our knowledge, the present case is the first with a pathological diagnosis of MANEC (30/70 neuroendocrine carcinoma and adenocarcinoma) to be reported.
topic cystadenocarcinoma
imaging examinations
mucocele.
url https://jag.journalagent.com/z4/download_fulltext.asp?pdir=scie&un=SCIE-47955
work_keys_str_mv AT selcukkaya retroperitonealgiantmixedadenoneuroendocrinecarcinomacasereport
AT yunusemrealtuntas retroperitonealgiantmixedadenoneuroendocrinecarcinomacasereport
AT onderaltın retroperitonealgiantmixedadenoneuroendocrinecarcinomacasereport
AT ahmetferanagachan retroperitonealgiantmixedadenoneuroendocrinecarcinomacasereport
AT hasanfehmikucuk retroperitonealgiantmixedadenoneuroendocrinecarcinomacasereport
AT metinkement retroperitonealgiantmixedadenoneuroendocrinecarcinomacasereport
AT leventkaptanoglu retroperitonealgiantmixedadenoneuroendocrinecarcinomacasereport
AT nejdetbildik retroperitonealgiantmixedadenoneuroendocrinecarcinomacasereport
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