Results 61 to 70 of about 2,912,203 (303)
Abstract Somatostatin is a naturally occurring polypeptide hormone that exerts its effect on the gastrointestinal tract by reducing exocrine and endocrine secretion, resulting in decreased motility, gastric emptying, splanchnic blood flow, fat absorption, lymphatic flow, and gallbladder contraction.
Bailey Dunn+4 more
wiley +1 more source
Primary Carcinoid Tumor of the Testis: A Case Report and Review of the Literature
Carcinoid tumors usually arise in the gastrointestinal tract. Immunocytohistochemical and radiologic studies are important in detecting the primary tumor site.
Rawad Abou Zahr+5 more
doaj +1 more source
Immunohistochemical evaluation of vimentin aberrant expression in lung carcinoid tumors
Objective: to the study of the vimentin aberrant expression in the carcinoid tumors of lung, which is a rare group of epithelial neuroendocrine neoplasms with common morphological characteristics and highly variable clinical course.Materials and methods.
V. V. Delektorskaya+2 more
doaj +1 more source
Society for Endocrinology Clinical Practice Guideline for the Evaluation of Androgen Excess in Women
ABSTRACT Context Androgen excess is common in women and refers to clinical or biochemical evidence of elevated androgenic steroids such as testosterone. It is associated with underlying polycystic ovary syndrome in the majority of cases. However severe androgen excess is less common and may indicate the presence of underlying adrenal or ovarian ...
Yasir S. Elhassan+14 more
wiley +1 more source
FGFR2 amplification in colorectal adenocarcinoma [PDF]
FGFR2 is recurrently amplified in 5% of gastric cancers and 1%–4% of breast cancers; however, this molecular alteration has never been reported in a primary colorectal cancer specimen.
Carter, Jamal H+6 more
core +2 more sources
Introduction: Carcinoid tumors are malignant neoplasms of neuroendocrine cells. This study tended to evaluate the demographic and rare clinical characteristics of patients with thoracic carcinoid tumor during 2006-2016 at Razi and Aria Hospitals in Rasht.
Manouchehr Aghajanzadeh+8 more
doaj +1 more source
Objectives Lymph node metastasis (LNM) is crucial in determining treatment strategies for gastric neuroendocrine tumors (gNETs). While type 3 is considered more aggressive than types 1 and 2 within the clinical subtype of gNETs, the supporting data were insufficient, due to their rarity. We aimed to study the prevalence and risk factors associated with
Yohei Ogata+9 more
wiley +1 more source
Transanal minimally invasive surgery for rectal lesions [PDF]
Background and Objectives: Transanal minimally invasive surgery (TAMIS) has emerged as an alternative to transanal endoscopic microsurgery (TEM). The authors report their experience with TAMIS for the treatment of mid and high rectal tumors.
Balla, Andrea+7 more
core +1 more source
The impact of re‐characterizing metastatic pancreatic neuroendocrine tumors: A prospective study
Abstract The biology of metastatic pancreatic neuroendocrine tumors (panNET) may alter over time. It remains to be defined if, how, and when this patient group should be recommended to re‐evaluate the characteristics of their disease. This prospective single‐center, longitudinal cohort study at Uppsala University Hospital, Sweden (NCT03130205 ...
Kazhan Mollazadegan+9 more
wiley +1 more source
Current Concepts on Gastric Carcinoid Tumors
Gastric carcinoid tumors (GCs) are rare lesions representing less than 10% of carcinoid tumors and less than 1% of all stomach neoplasms. There are three distinct types of gastric carcinoids; type I includes the vast majority (70–85%) of these neoplasms ...
G. Nikou, T. Angelopoulos
semanticscholar +1 more source