Table 2. Causes of acute myocardial infarction without coronary atherosclerosis.

•  Coronary artery disease other than atherosclerosis (for example, Kawasaki’s syndrome) •  Trauma to coronary arteries •  Spontaneous coronary dissection •  Coronary mural thickening with metabolic disease or intimal proliferation (for example, amyloid and Fabry’s disease) •  Other causes of luminal narrowing (for example, spasm) •  Coronary emboli •  Congenital coronary anomalies •  Supply–demand mismatch •   In situ thrombosis •  Other (for example, contusion, complications of angiography, Takotsubo, Takayasu’s arteritis, and giant cell arteritis)