Burning epigastric pain
May awaken patient at night (gastric contents empty)
Abrupt onset of severe pain may indicate perforation
Abrupt onset of back pain may indicate penetration into the pancreas
The following symptoms are NOT associated with<unk> :
Postprandial pain, food intolerance, nausea, retrosternal pain, belching
May awaken patient at night (gastric contents empty)
Postprandial pain, food intolerance, nausea, retrosternal pain, belching
Abrupt onset of severe epigastric pain
Patients may not have history of<unk> -like symptoms
Peptic ulcer disease
Gastroesophageal reflux disease 
Gastritis
Peptic ulcer disease with or without perforation
Gastroesophageal reflux disease
Lower gastrointestinal bleeding
Pancreatitis
Gallbladder disease 