Which of the following is the most likely cause of bright red blood per rectum (hematochezia) in a 70-year-old patient?
AEsophageal varices
BDiverticulosis
CGastric cancer
DPeptic ulcer disease
What is the most common cause of lower gastrointestinal bleeding?
AAnal fissure
BAngiodysplasia
CDiverticulitis
DColorectal carcinoma
True statement regarding upper GI bleeds:
AUpper GI bleeding is defined as bleeding originating proximal to the ampulla of Vater, not the ligament of Treitz
BEndoscopic banding is the first-line treatment for all types of upper GI bleeding
CThe most common cause of upper GI bleeds is peptic ulcer disease, not variceal bleeding.
DRockall score is primarily used for immediate treatment decisions rather than risk stratification
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