Results 51 to 60 of about 88,016 (189)

Neuroendocrine Carcinoma and Intracystic Papillary Neoplasm: A Rare Association in the Gallbladder [PDF]

open access: yes, 2019
Neuroendocrine carcinoma of the gallbladder is a very rare neoplasia comprising only 0.2% of all the gastrointestinal neuroendocrine tumors. We present the case of an 85-year-old male with nonspecific gastrointestinal symptoms, progressive weight loss ...
João Fraga   +7 more
core   +1 more source

Mixed neuroendocrine-non-neuroendocrine carcinoma (MiNEN) in gallbladder with liver metastasis of neuroendocrine carcinoma component: a case report [PDF]

open access: yes, 2023
Mixed neuroendocrine-non-neuroendocrine neoplasms of the gallbladder are rare with a lack of established standardized therapeutic strategies. We report a case of gallbladder mixed neuroendocrine-non-neuroendocrine neoplasm with liver metastasis of ...
김성현, 정연승, 정문재
core   +1 more source

Neuroendocrine carcinoma of ovary: Hitherto rare entity in primary ovarian tumors

open access: yesIndian Journal of Pathology and Microbiology, 2023
Neuroendocrine neoplasms (NEN) of the female genital tract are extremely uncommon. These tumors can be broadly divided into well differentiated (carcinoid) and poorly differentiated NEN (small cell and large cell carcinomas). Occurrence of neuroendocrine
Md A Osama   +5 more
doaj   +1 more source

HER-2-positive primary neuroendocrine neoplasms of the breast with signet ring feature: A case report and review of literature

open access: yesFrontiers in Oncology, 2022
BackgroundPrimary neuroendocrine neoplasm of the breast (BNEN) is an uncommon breast neoplasm, and in most cases, it presents as hormone receptors positive and HER-2 negative.
Yunjin Li   +7 more
doaj   +1 more source

Gastric neuroendocrine neoplasms: A review

open access: yesWorld Journal of Clinical Cases, 2021
Gastric neuroendocrine neoplasms (g-NENs) or neuroendocrine tumors are generally slow-growing tumors with increasing incidence. They arise from enterochromaffin like cells and are divided into four types according to clinical characteristic features. Type 1 and 2 are gastrin dependent, whereas type 3 and 4 are sporadic.
Köseoğlu, Hüseyin   +2 more
openaire   +2 more sources

Neuroendocrine neoplasms of the small bowel and pancreas

open access: yes, 2019
The traditionally promulgated perspectives of neuroendocrine neoplasms as rare, indolent tumours are blunt and have been outdated for the last two decades.
Frilling, Andrea   +18 more
core   +1 more source

Leiomyomatoid angiomatous neuroendocrine tumor (LANT) of the pituitary: a distinctive biphasic neoplasm with primitive secretory phenotype and smooth muscle-rich stroma [PDF]

open access: yes, 2006
We describe a hitherto undocumented variant of dimorphic pituitary neoplasm composed of an admixture of neurosecretory cells and profuse leiomyomatous stroma around intratumoral vessels.
Kappeler, Andreas   +4 more
core   +1 more source

Effective strategies for adequate control of hormonal secretion in functioning neuroendocrine neoplasms [PDF]

open access: yes, 2023
Neuroendocrine neoplasms are a unique form of malignancies as they can be accompanied by specific functioning hormonal syndromes that can impair survival and quality of life in patients.
de Herder, Wouter W.   +3 more
core   +1 more source

P53, KI-67, CD117 expression in gastrointestinal and pancreatic neuroendocrine tumours and evaluation of their correlation with clinicopathological and prognostic parameters

open access: yesThe Turkish Journal of Gastroenterology, 2015
Background/Aims: Gastrointestinal and pancreatic neuroendocrine tumors (GEPNETs) originate from the cells of the endocrine system. Their molecular genetic mechanism of development and progression is complex and remains largely unknown.
Elife Kımıloğlu Şahan   +5 more
doaj   +1 more source

Research Progress of Gastroenteropancreatic Neuroendocrine Neoplasm

open access: yesZhongliu Fangzhi Yanjiu, 2018
With the extensive use of gastroscopy as well as colonoscopy, the detectable rate of gastroenteropancreatic neuroendocrine neoplasm(GEP-NEN) has increased substantially.
LUO Wenhao, WU Xiaoran, LI Zhou
doaj   +1 more source

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