Many acute and chronic conditions cause gastrointestinal bleeding. The most common causes include: Peptic ulcers are open sores that develop on the lining of the stomach or duodenum (upper small ...

The approach to transfusion for patients with acute upper gastrointestinal bleeding has varied over the years. For a time, the focus was to avoid or delay transfusions because of the possibility ...

Acute gastrointestinal ... the incidence of gastrointestinal bleeding and improved associated mortality rates. A study by Lanas et al. 1 provides data on the trends of both upper and lower ...

People can experience pain under the ribs in the upper left abdomen for many reasons. Some possible causes include gastrointestinal ... cause extensive internal bleeding. If a person has the ...

In particular, we consider whether any causes of false positive rises in cTnI have been identified. The mechanism for the release of cTnI from cardiac muscle in the setting of upper GI bleeding is ...