Results 21 to 30 of about 11,777,244 (243)

Mixed neuroendocrine–non‐neuroendocrine neoplasm associated with autoimmune gastritis

open access: yesClinical Case Reports, 2022
A 60‐year‐old woman presented with a protruding tumor at the anterior wall of the middle gastric body, and she was positive for anti‐parietal cells antibodies with elevated serum gastrin level.
Naoko Mori   +9 more
doaj   +3 more sources

A rare clinical case of a patient with mixed neuroendocrine-non-neuroendocrine neoplasms of the ampulla of vater [PDF]

open access: yesСибирский онкологический журнал, 2023
Background. Neuroendocrine tumors are rare neoplasias accounting for 1 % of all digestive malignancies. In 2010, mixed neuroendocrine-non-neuroendocrine neoplasms (MiNENs) were classified by the World Health Organization This type of tumor is extremely ...
E. S. Drozdov   +6 more
doaj   +2 more sources

Lymph node metastasis of grade 1 neuroendocrine tumor from rectal mixed neuroendocrine non-neuroendocrine neoplasm: A case report

open access: yesJournal of International Medical Research
Mixed neuroendocrine non-neuroendocrine neoplasms of the gastrointestinal tract are rare, with only a few cases documented in the literature. In particular, there are no reports of a rectal mixed neuroendocrine non-neuroendocrine neoplasm with regional ...
Taek-Gu Lee   +4 more
doaj   +2 more sources

Comparison of insulinoma-associated protein 1 (INSM1) with traditional neuroendocrine markers in gastrointestinal and pancreatic mixed neuroendocrine-non-neuroendocrine neoplasms (MiNENs) [PDF]

open access: yesDiagnostic Pathology
The traditional diagnostic markers for mixed neuroendocrine-non-neuroendocrine neoplasms (MiNENs) are synaptophysin (SYP), chromogranin A (CHGA) and CD56. However, there is still a lack of a large series of article focused on the expression of insulinoma-
Rui Gao   +6 more
doaj   +2 more sources

A pancreatic mixed neuroendocrine-non-neuroendocrine neoplasms (MiNEN) (NET and undifferentiated carcinoma of the pancreas with osteoclast-like giant cells) with metastatic neuroendocrine component to the liver [PDF]

open access: yesAutopsy and Case Reports, 2021
Undifferentiated carcinoma of the pancreas with osteoclast-like giant cells (UCOGCs) is an extremely rare morphologically and clinically distinct variant of pancreatic ductal adenocarcinoma (PDAC), exhibiting a characteristic component of reactive ...
Guofeng Gao   +2 more
doaj   +2 more sources

Neuroendocrine Neoplasms of the Esophagus and Esophagogastric Junction in Germany, 2009–2023

open access: yesCurrent Oncology
According to the WHO classification of tumors, neuroendocrine neoplasms (NENs) of the esophagus are esophageal “epithelial neoplasms with neuroendocrine differentiation, including well-differentiated neuroendocrine tumours (NETs), poorly differentiated ...
Andreas Stang   +5 more
doaj   +2 more sources

Case Report: Pancreatic amphicrine-like carcinoma with acinar differentiation harboring a KANK4-RAF1 gene fusion [PDF]

open access: yesPathology and Oncology Research
Pancreatic amphicrine-like carcinoma (ALC) is an exceptionally rare neoplasm characterized by simultaneous exocrine and endocrine differentiation within the same tumour cells.
Sabrina Kammerer   +3 more
doaj   +2 more sources

Characterizing esophageal mixed neuroendocrine–non-neuroendocrine neoplasms: insights from a retrospective multicenter study of clinical outcomes and prognostic indicators [PDF]

open access: yesTherapeutic Advances in Medical Oncology
Background: The esophageal mixed neuroendocrine–non-neuroendocrine neoplasm (MiNEN) is an extremely rare but poor prognosis tumor. Objectives: This retrospective study aimed to analyze the clinical characteristics of MiNEN and to investigate ...
Qian Hong   +13 more
doaj   +2 more sources

Cervical mixed small cell neuroendocrine carcinoma and adenocarcinoma with genital tract dissemination: a case report and literature review [PDF]

open access: yesFrontiers in Oncology
BackgroundPrimary mixed neuroendocrine-non-neuroendocrine neoplasms (MiNENs) of the cervix are exceedingly rare. This report describes a case of human papillomavirus (HPV)-associated cervical MiNEN composed of adenocarcinoma and small cell neuroendocrine
Ping Liu   +5 more
doaj   +2 more sources

Mixed neuroendocrine-non-neuroendocrine neoplasms of the digestive system: A mini-review. [PDF]

open access: yesWorld J Gastroenterol, 2022
Mixed neuroendocrine-non-neuroendocrine neoplasms (MiNENs) are rare mixed tumors containing both neuroendocrine (NE) and non-NE components. Each component must occupy at least 30% of the tumor volume by definition. Recent molecular evidence suggests MiNENs are clonal neoplasms and potentially harbor targetable mutations similar to conventional ...
Toor D   +4 more
europepmc   +3 more sources

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