Gastroesophageal reflux disease (GERD)
Peptic ulcer disease with or without perforation
Gastritis
Pancreatitis
Gallbladder disease
Acute cholecystitis
Cholangitis
Symptomatic cholelithiasis
Acalculous cholecystitis
Myocardial Ischemia
Splenic Infarctionenlargement/rupture/aneurysm
Pericarditis/Myocarditis
Aortic dissection
Hepatitis
Pyelonephritis
Pneumonia
Pyogenic liver abscess
Fitz-Hugh-Curtis Syndrome
Hepatomegaly due to CHF
Bowel obstruction
SMA syndrome
Pulmonary embolism<unk> 
Ingested foreign body
See Nausea and vomiting
Acute cholecystitis
Cholangitis
Symptomatic cholelithiasis
Acalculous cholecystitis
Bezoar
Gastroesophageal reflux disease 
Tar burn
Peptic ulcer disease with or without perforation
Nailbed laceration
Gastritis
Cement burn
Pancreatitis