<unk>  (ACS)
STEMI
Non-STEMI
Unstable angina
Aortic dissection
Cardiac tamponade<unk>  artery dissection
Esophageal perforation (Boerhhaave's syndrome)
Pulmonary embolism
Tension pneumothorax
STEMI
Non-STEMI
Unstable angina
Cholecystitis
Cocaine-associated chest pain
Mediastinitis
Myocardial rupture
Myocarditis
Pancreatitis
Pericarditis
Pneumothorax
Aortic stenosis
Arthritis
Asthma exacerbation
Biliary colic
Costochondritis
Esophageal spasm
Gastroesophageal reflux disease
Herpes zoster / Postherpetic Neuralgia
Hypertrophic cardiomyopathy
Hyperventilation
Mitral valve prolapse
Panic attack
Peptic ulcer disease
Pleuritis
Pneumomediastinum
Pneumonia
Rib fracture
Stable angina
Thoracic outlet syndrome
Valvular heart disease
Muscle sprain
Psychologic / Somatic Chest Pain
Spinal Root Compression
Tumor
Occlusive myocardial infarction
STEMI
NSTEMI
STEMI
NSTEMI
Pericarditis
Myocarditis
PE
CHF
Sepsis
Dissection
Arrhythmias
CVA
SAH
Burns
Renal failure
Assume true positive until proven otherwise
ESRD
86% elevated predialysis in troponin-T
6% elevated predialysis in troponin-I
no difference in post-MI troponin-I clearance rate in ESRD vs. normal GFR
Cardioversion
Cardiotoxic medications
Amyloidosis
Rheumatoid Factor
Heterophilic antibodies
Apical ballooning syndrome
Cardiac procedures (surgery, ablation, pacing, stenting)
Extreme exertion
Assume true positive until proven otherwise
86% elevated predialysis in troponin-T
6% elevated predialysis in troponin-I
no difference in post-MI troponin-I clearance rate in ESRD vs. normal GFR
no difference in post-MI troponin-I clearance rate in ESRD vs. normal GFR
Acute coronary syndrome 
Acute coronary syndromes 
Acute chest syndrome
STEMI
Unstable angina
Non-STEMI
ST-segment elevation myocardial infarction
Takotsubo cardiomyopathy