Cardiovascular not caused by epicardial CAD | Aortic dissection* | Aortic aneurysm* | Myocarditis* | Pericarditis | Stress (takotsubo) cardiomyopathy* | Chest wall | Cervical disc disease | Costochondritis | Fibrositis | Herpes zoster (before the rash) | Neuropathic pain | Rib fracture | Sternoclavicular arthritis | | Pulmonary | Pleuritis | Pneumonia | Pulmonary embolus* | Tension pneumothorax* | Psychiatric | Affective disorders (eg, depression) | Anxiety disorders | Hyperventilation | Panic disorder | Primary anxiety | Somatoform disorders | Thought disorders (eg, fixed delusions) | | Gastrointestinal | Biliary | Cholangitis | Cholecystitis | Choledocholithiasis | Colic | Esophageal | Esophagitis | Spasm | Reflux | Rupture* | Pancreatitis | Peptic ulcer disease | Nonperforating | Perforating* | |