Results 71 to 80 of about 261,408 (269)

Clinical overview on RASopathies

open access: yesAmerican Journal of Medical Genetics Part C: Seminars in Medical Genetics, Volume 190, Issue 4, Page 414-424, December 2022., 2022
Abstract RASopathies comprise a group of clinically overlapping developmental disorders caused by genetic variations affecting components or modulators of the RAS‐MAPK signaling cascade, which lead to dysregulation of signal flow through this pathway.
Martin Zenker
wiley   +1 more source

An iliac-appendiceal fistula causing gastrointestinal bleeding [PDF]

open access: yes, 2019
© 2019 The Authors Aortoenteric fistulas are an uncommon cause of gastrointestinal bleeding, and iliac-appendiceal fistulas are an even rarer cause. We describe a case of an iliac-appendiceal fistula in a patient who presented several months after aortic
Garuthara, M.   +4 more
core   +3 more sources

Viruses in sanctuary chimpanzees across Africa

open access: yesAmerican Journal of Primatology, Volume 85, Issue 1, January 2023., 2023
Abstract Infectious disease is a major concern for both wild and captive primate populations. Primate sanctuaries in Africa provide critical protection to thousands of wild‐born, orphan primates confiscated from the bushmeat and pet trades. However, uncertainty about the infectious agents these individuals potentially harbor has important implications ...
Emily Dunay   +9 more
wiley   +1 more source

Severe gastric variceal haemorrhage due to splenic artery thrombosis and consecutive arterial bypass [PDF]

open access: yes, 2011
Background Upper gastrointestinal haemorrhage is mainly caused by ulcers. Gastric varicosis due to portal hypertension can also be held responsible for upper gastrointestinal bleeding.
A Tripodi   +27 more
core   +3 more sources

Classification models for predicting the source of gastrointestinal bleeding in the absence of hematemesis [PDF]

open access: yes, 2013
Management of acute gastrointestinal bleeding necessitates the identification of the source of bleed. The source of bleeding which is clear in patients presenting with hematemesis, is unclear in the absence of it.
Adam, Mohd Bakri   +2 more
core  

Hemosuccus Pancreaticus as a Rare Complication of Bariatric Surgery. [PDF]

open access: yes, 2007
Hemosuccus pancreaticus is a rare cause of gastrointestinal bleeding from the duct of Wirsung into the duodenum via the ampulla of Vater. Hemosuccus pancreaticus is difficult to diagnose because the bleeding is usually intermittent, and the clinical ...
Lee, Edward W   +2 more
core   +1 more source

Occurrence of acute oesophageal necrosis (black oesophagus) in a single tertiary centre [PDF]

open access: yes, 2019
Acute oesophageal necrosis (AON) is a rare condition characterised by the endoscopic finding of diffuse, circumferential, black mucosal pigmentation of the oesophagus, which typically stops at the gastro-oesophageal junction.
Annibale, Bruno   +6 more
core   +1 more source

Endoscopy Timing in Patients with Acute Upper Gastrointestinal Bleeding. [PDF]

open access: yes, 2018
BACKGROUND/AIMS: The role of very early (≤12 hours) endoscopy in nonvariceal upper gastrointestinal bleeding is controversial. We aimed to compare results of very early and early (12-24 hours) endoscopy in patients with upper gastrointestinal bleeding ...
Alexandrino, G   +5 more
core   +1 more source

A Survey on Contemporary Computer-Aided Tumor, Polyp, and Ulcer Detection Methods in Wireless Capsule Endoscopy Imaging [PDF]

open access: yesarXiv, 2019
Wireless capsule endoscopy (WCE) is a process in which a patient swallows a camera-embedded pill-shaped device that passes through the gastrointestinal (GI) tract, captures and transmits images to an external receiver. WCE devices are considered as a replacement of conventional endoscopy methods which are usually painful and distressful for the ...
arxiv  

Effect of autonomic nervous system resection extent on urinary dysfunction in robotic rectal cancer surgery

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
In rectal cancer surgery, this study examined the risk factors for urinary dysfunction and the effect of autonomic nervous system resection extent on urinary dysfunction. Autonomic nervous system resection and lateral lymph node dissection were independent risk factors for urinary dysfunction.
Sodai Arai   +9 more
wiley   +1 more source

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