Results 91 to 100 of about 2,708,853 (341)

Intrafraction motion and impact of margin reduction for MR‐Linac online adaptive radiotherapy for pancreatic cancer treatments

open access: yesJournal of Medical Radiation Sciences, Volume 72, Issue 1, Page 17-24, March 2025.
This analysis included quantification of intrafraction motion in pancreas stereotactic ablative radiotherapy treated on the MR‐Linac, leading to the development of adjusted (PTV) margins. Intrafraction motion indicated an average target displacement of 1–3 mm, resulting in an adjusted PTV margin of 2 mm in the right–left and superior–inferior ...
Ashleigh Fasala   +6 more
wiley   +1 more source

Association between the altitude of residential areas and clinical diagnosis of chronic gastritis in ambulatory patients of Peru: A cross-sectional analytic study

open access: yesMedwave, 2020
Introduction Chronic gastritis is one of the most common diseases in the population. Several factors influence its appearance; however, the effect of high altitude has not been studied thoroughly.
Dante M. Quiñones-Laveriano   +5 more
doaj   +1 more source

Prevalence of Helicobacter pylori in patients with gastro-oesophageal reflux disease : systematic review. [PDF]

open access: yes, 2003
Objectives: To ascertain the prevalence of Helicobacter pylori in patients with gastro-oesophageal reflux disease and its association with the disease.
Childs, S.   +3 more
core   +2 more sources

Chronic gastritis in China: a national multi-center survey

open access: yesBMC Gastroenterology, 2014
BackgroundChronic gastritis is one of the most common findings at upper endoscopy in the general population, and chronic atrophic gastritis is epidemiologically associated with the occurrence of gastric cancer.
Yiqi Du   +35 more
semanticscholar   +1 more source

Upadacitinib for difficult‐to‐treat paediatric Crohn's disease

open access: yesJPGN Reports, EarlyView.
Abstract Paediatric‐onset inflammatory bowel disease (IBD) has an enormous impact on healthcare systems as it translates to a lifetime of healthcare. Since the approval of anti‐tumour necrosis factor‐alpha agents, it has become evident that in the long journey of paediatric IBD, there is an absolute need for more treatment options.
N. Nedelkopoulou   +3 more
wiley   +1 more source

Upper gastrointestinal symptoms in autoimmune gastritis. A cross-sectional study [PDF]

open access: yes, 2017
Autoimmune gastritis is often suspected for its hematologic findings, and rarely the diagnosis is made for the presence of gastrointestinal symptoms. Aims of this cross-sectional study were to assess in a large cohort of patients affected by autoimmune ...
Annibale, Bruno   +5 more
core   +2 more sources

Helicobacter pylori associated chronic gastritis, clinical syndromes, precancerous lesions, and pathogenesis of gastric cancer development.

open access: yesWorld Journal of Gastroenterology, 2014
Helicobacter pylori (H. pylori) infection is well known to be associated with the development of precancerous lesions such as chronic atrophic gastritis (AG), or gastric intestinal metaplasia (GIM), and cancer.
J. Watari   +8 more
semanticscholar   +1 more source

Genital Crohn's disease in pediatrics and genetic associations

open access: yesJPGN Reports, EarlyView.
Abstract Genital edema is a rare presentation of Crohn's disease (CD), also known as metastatic CD (MCD). This may precede, co‐occur with, or follow gastrointestinal symptoms and present a diagnostic challenge. We aimed to characterize the features, clinical courses, pathogenesis, and outcomes of patients with MCD to increase understanding and promote ...
Erica Chang   +5 more
wiley   +1 more source

Helicobacter pylori: types of diseases, diagnosis, treatment and causes of therapeutic failure [PDF]

open access: yes, 2016
Acute upper gastrointestinal lesions have a multifactorial etiology but, regardless of the cause, they are related to mucosal barrier destruction. Since Helicobacter pylori induces a superficial chronic gastritis with the infiltration of neutrophils in ...
Ciorbagiu, Mihai Calin   +5 more
core   +3 more sources

Presence and significance of Helicobacter spp. in the gastric mucosa of Portuguese dogs [PDF]

open access: yes, 2015
Background: Non-Helicobacter pylori Helicobacters (NHPH) are also able to cause disease in humans. Dogs are a natural reservoir for many of these species. Close and intense human contact with animals has been identified as a risk factor and therefore, an
Alves, Odete   +8 more
core   +3 more sources

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