In upper gastrointestinal bleeding, the bleeding occurs between the pharynx and the ligament of Treitz and may lead to blood in the vomit (hematemesis) or thick, tarry stool (melena).

Gastrointestinal bleeding refers to loss of blood from any site of the digestive tract. If the bleeding site is near the ligament of Treitz (the muscle extending from the junction of the duodenum and ...

A cause of bleeding has been found in approximately 3 out of 4 (76.5 per cent) patients examined within the first thirty-six hours in the hospital after the onset of severe gastrointestinal bleeding.

JOURNAL NAME: Surgical Science, Vol.9 No.9, September 17, 2018 ABSTRACT: Lower gastrointestinal bleeding (LGIB) is defined as bleeding from a source distal to the Ligament of Treitz. The primary step ...