Most common cause of upper gastrointestinal tract bleeding is:

Peptic ulcer is the most common cause of upper GI bleeding, present in one-half to two-third of patient with upper GI bleeding. Only 10-15% of'Heavy' drinkers develop alcoholic cirrhosis (leading to esophageal varices) Mallory - Weiss Syndrome Characterized by longitudinal paial tear (only mucosa + sub mucosa involved) Most common site is cardia (just below GE junction.) More common in Alcoholic males