Peptic Ulcer (Classically, pain from gastric ulcers is exacerbated by food and relieved by vomiting, while duodenal ulcers are relieved by food. Complications include bleeding leading to malena or hematemesis, and perforation causing peritonitis. Seek to identify its etiology, taking a careful drug hx (esp NSAIDs, steroids), risk fx for H. pylori (past hx, contact hx, developing country, smoking), and bearing in mind that some ulcers are malignant). [Pain relieved by eating; relieved more to antacid therapy or food as compared to gastric ulcer]