Spontaneous coronary artery dissection (SCAD), although uncommon, remains an under-recognised cause of acute myocardial infarction (AMI), afflicting predominantly (but not exclusively) young to middle-aged women, including a minority (~10%) of cases occurring peripartum and postpartum1-3. The condition results from the external compression of a coronary artery by the development of a false lumen in the outer third of the tunica media of the coronary arterial wall (Figure 1). This causes impairment of blood flow in the true lumen leading to myocardial ischaemia and infarction.
Figure 1. Anatomy of SCAD. A) Schematic diagram of SCAD. Accumulation of blood within the ...
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