Results 111 to 120 of about 39,459 (267)

Endoscopic–Histologic Discordance in Colorectal Small‐Cell Neuroendocrine Carcinoma: The Need for Deep Biopsies

open access: yesClinical Case Reports, Volume 14, Issue 4, April 2026.
ABSTRACT In colorectal small‐cell neuroendocrine carcinoma, superficial endoscopic biopsies may be misleading due to predominant submucosal growth. When endoscopic features strongly suggest malignancy despite benign histology, deep biopsies and early multidisciplinary evaluation are essential.
Iacopo Verbo   +3 more
wiley   +1 more source

Mouse mammary tumour virus (MMTV) and human breast cancer with neuroendocrine differentiation

open access: yesInfectious Agents and Cancer, 2017
Background Mouse mammary tumour viruses (MMTVs) may have a role in a subset of human breast cancers. MMTV positive human breast cancers have similar histological characteristics to neuroendocrine breast cancers and to MMTV positive mouse mammary tumours.
Lawson JS, Ngan CC, Glenn WK, Tran DD
doaj   +1 more source

Comment on "Research on values of GDF-15 level in the diagnosis of primary liver cancer and evaluation of chemotherapeutic effect" [PDF]

open access: yes, 2019
Comment on research on values of GDF-15 level in the diagnosis of primary liver cancer and evaluation of chemotherapeutic ...
Berretta, S, Fisichella, R, Izzo, L
core   +1 more source

Pancreatic Neuroendocrine Tumor Leading to a Diagnosis of Multiple Endocrine Neoplasia Type 1

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Pancreatic neuroendocrine neoplasms are rare but occasionally encountered. They are generally highly vascularized solid tumors, often round in shape with clear boundaries, defined contours, and a homogeneous internal structure. However, they can also present with atypical features, such as cystic degeneration, hemorrhage, calcification, and ...
Noriyuki Hirakawa   +9 more
wiley   +1 more source

Do neuroendocrine cells in human prostate cancer express androgen receptor? [PDF]

open access: yes, 1993
The presence of androgen receptors (AR) in neuroendocrine cells was investigated in benign tissue of 10 prostatectomy specimens, in 12 prostatic adenocarcinomas with focal neuroendocrine differentiation and in 1 case of a pure neuroendocrine small cell ...
Janssen, P.J.A. (Patrick)   +5 more
core   +1 more source

Barrett's Esophageal Adenocarcinoma with Neuroendocrine Cell Carcinoma Treated by Endoscopic Submucosal Dissection: A Case Report and Literature Review

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Barrett's esophageal adenocarcinoma (BEA) with neuroendocrine cell carcinoma (NEC) is a rare disease with a poor prognosis. We report a case of BEA with NEC treated by endoscopic submucosal dissection (ESD) with en bloc resection and long‐term survival was achieved without additional treatment.
Yo Kubota   +7 more
wiley   +1 more source

A Case of Pancreatic Neuroendocrine Tumor Growing Intraductal Extension toward the Main Pancreatic Duct Complicated by Thrombocytopenia: Diagnostic Challenges and Management Strategy

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT We present a rare and diagnostically challenging case of a pancreatic neuroendocrine tumor (pNET) with intraductal growth into the main pancreatic duct (MPD), complicated by severe thrombocytopenia due to myelodysplastic syndrome. A 37‐year‐old male presented with thrombocytopenia.
Koichi Soga   +9 more
wiley   +1 more source

Letter to the editor: autoimmune pathogenic mechanisms in amyotrophic lateral sclerosis [PDF]

open access: yes, 2018
The innate immune system may affect the function and survival of motor neurons in ALS by at least three mechanisms. First, there is evidence to suggest that aggregates of mutant SOD1—which is derived from microglial and astroglial cells—activate ...
de Vincentiis, M.   +5 more
core   +1 more source

Small Intestinal Metastasis From Pulmonary Large Cell Carcinoma Detected by Capsule Endoscopy and Balloon‐assisted Endoscopy, Followed by Early Surgical Resection: A Case Report

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Metastasis of lung cancer to the small intestine is rare and often diagnosed only after life‐threatening complications such as perforation or obstruction. We report a case of small intestinal metastasis from pulmonary large cell carcinoma, diagnosed using balloon‐assisted endoscopy (BAE) performed for obscure gastrointestinal bleeding (OGIB ...
Yoshihiro Yokota   +9 more
wiley   +1 more source

Olfactory Neuroblastoma: Diagnostic Difficulty [PDF]

open access: yes, 2011
Olfactory neuroblastoma is an uncommon malignant tumor of sinonasal tract arising from the olfactory neuro epithelium. The olfactory neuroblastomas presenting with divergent histomorphologies like, epithelial appearance of cells, lacking a neuro ...
Biswas, Siddhartha   +3 more
core   +1 more source

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