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Idiopathic spontaneous coronary artery dissection

Disease definition

A rare vascular disease characterized by idiopathic detachment of the layers of the walls of coronary arteries, creating a false lumen which limits the main coronary flow, leading to myocardial ischemia. Clinical manifestations include acute coronary syndromes, especially ST-segment elevation myocardial infarction (STEMI), syncope, cardiogenic shock, or sudden cardiac death. The condition typically affects young women.


Classification level: Disorder
  • Synonym(s):
    • Idiopathic SCAD
  • Prevalence: Unknown
  • Inheritance: Not applicable 
  • Age of onset: Adult
  • ICD-10: I25.4
  • OMIM: 122455
  • UMLS: C5679999
  • MeSH: -
  • GARD: -
  • MedDRA: -
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