Results 31 to 40 of about 2,180,273 (299)

A gastrointestinal stromal tumor (GIST) masquerading as an ovarian mass [PDF]

open access: yes, 2004
Background Malignant gastrointestinal stromal tumors (GIST) are rare mesenchymal tumors originating in the wall of the gastrointestinal tract. Myogenic gastrointestinal stromal tumor, a distinctive morphologic variant is characterized by an unusually ...
CARLOMAGNO, Giorgio   +3 more
core   +1 more source

Application of ultrasound in the diagnosis of gastrointestinal tumors

open access: yesEuropean Journal of Inflammation, 2020
Gastrointestinal tumors are common tumors in the digestive system. Early diagnosis of gastrointestinal tumors is the key to improve prognosis and curative effect of patients with tumors.
XianZhe Yu, YanNi Yang, JianGuo Li
doaj   +1 more source

Metagenome association study of the gut microbiome revealed biomarkers linked to chemotherapy outcomes in locally advanced and advanced lung cancer

open access: yesThoracic Cancer, 2021
Background The gut microbiome is important in the development and immunotherapy efficacy of lung cancer. However, the relationship between the intestinal flora and chemotherapy outcomes remains unclear and was investigated in this study.
Zhe Zhao   +5 more
doaj   +1 more source

Risk of Gastrointestinal Bleed and Endoscopic Procedures on Antiplatelet and Antithrombotic Agents

open access: yesJournal of Digestive Endoscopy, 2019
The use of antiplatelet and antithrombotic agents has increased hand in hand with the number and complexity of endoscopic procedures. Hence, the endoscopists are often faced with considering endoscopy in patients on these agents. In this setting, to make
Partha Pal   +2 more
doaj   +1 more source

Molecular characterisation of selected gastrointestinal microbiota in South African HIV-positive patients during HAART [PDF]

open access: yes, 2012
Includes bibliographical references.Progression of the HIV disease is characterised by a massive depletion of CD4+ T cells and it has been shown that patients living with a more advanced HIV infection have a higher risk of developing diarrhoea due to the
Du Plessis, Sarah Jane
core   +1 more source

Tissue Staining (Chromoscopy) of the Gastrointestinal Tract

open access: yesCanadian Journal of Gastroenterology, 1999
Tissue staining, or chomoscopy, is used as an adjunctive technique during gastrointestinal endoscopy. Chemical agents are applied to the gastrointestinal mucosal surface to identify specific epithelia or to enhance the mucosal surface characteristics of ...
M Brian Fennerty
doaj   +1 more source

Clinical Practice Guideline for the Management of Antithrombotic Agents in Patients Undergoing Gastrointestinal Endoscopy

open access: yesThe Korean Journal of Gastroenterology, 2020
Antithrombotic agents, including antiplatelet agents and anticoagulants, are increasingly used in South Korea. The management of patients using antithrombotic agents and requiring gastrointestinal endoscopy is an important clinical challenge.
Hyun Lim   +12 more
doaj   +1 more source

Gastrointestinal Mucosal Barrier and Standardization of the Application of Mucosal Protective Agents: Interpretation on the Consensus of Clinical Experts on Gastrointestinal Mucosal Protection(2021, Fuzhou)

open access: yesXiehe Yixue Zazhi, 2022
The gastrointestinal tract is the largest organ connecting the human body and the outside world. The gastrointestinal mucosa is not only an important barrier connecting the internal body and the outside world, but also plays a key role in maintaining ...
LI Jingnan
doaj   +1 more source

A Fibreoptic Endoscopic Study of Upper Gastrointestinal Bleeding at Bugando Medical Centre in Northwestern Tanzania: a Retrospective Review of 240 Cases. [PDF]

open access: yes, 2012
Upper gastrointestinal (GI) bleeding is recognized as a common and potentially life-threatening abdominal emergency that needs a prompt assessment and aggressive emergency treatment.
Wolfgang Scheppach   +35 more
core   +1 more source

Central Nervous System Tumors Among Infants in Canada: A Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) tumors in infants are rare, pose unique clinical challenges, and lack large‐scale evidence‐based data to guide management. This study seeks to describe CNS tumors in Canadian infants and to compare their outcomes with those of older children.
Samuel Sassine   +17 more
wiley   +1 more source

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