Upper and lower GI Bleeding ppt tutorial

Upper GI Bleeding

• Acute Gastrointestinal (GI) bleeding is a potentially life-threatening abdominal emergency.
• Upper gastrointestinal bleeding (UGIB) is defined as bleeding derived from a source proximal to the ligament of Treitz. (Also known as a suspensory ligament of the duodenum)
• The GI or digestive tract extends from the mouth to the anus.
• GI tract is conventionally divided into upper (mouth to ileum) and lower (cecum to anus)
Lower GI Bleeding
• Bleeding from anywhere below ligament of treitz
• Bleeding from small intestines, large intestines, sigmoid colon
• Rectum or anal canal
• Most often the colon is involved
• Incidence increases with age
• Most cases of lower GI bleeding resolve spontaneously