GERD vs Gastritis vs PUD - Symptoms, Causes and Treatment

GERD, gastritis, and peptic ulcer disease affect the upper digestive system, but they are not the same condition. GERD mainly affects the esophagus, gastritis involves inflammation of the stomach lining, and peptic ulcer disease causes an open sore in the stomach or the first part of the small intestine. These conditions often produce overlapping symptoms, including upper abdominal discomfort,…