Compare the differences between a duodenal ulcer and gastric ulcer.
Major symptom is pain.
Intermittent gnawing or burning epigastric pain 1-4 hours after eating relieved by food or antacids. If involve only mucosa then is called and erosion or if penetrate through muscularis mucosa to submucosa then is called an ulcer. Multiple, shallow, more frequent in fundus. May occur as linear erosions in esophagus just above cardia. Necrosis and hyperemia with slight acute inflammation in base and heal without scarring.