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[Myocardial infarction on spontaneous coronary dissection caused by fibromuscular dysplasia]

L Jackers1, L Davin1, B Falque1

  • 1Service de Cardiologie, CHU Site Sart Tilman, 4000 Liège, Belgique.

Revue Medicale De Liege
|April 7, 2017
PubMed

Insights

Spontaneous Coronary Artery Dissection (SCAD) is a rare cause of heart attack in young people. Fibromuscular dysplasia is a key, non-atherosclerotic cause, particularly in women.

Area of Science:

  • Cardiology
  • Vascular Biology
  • Genetics

Background:

  • Spontaneous Coronary Artery Dissection (SCAD) is a non-traumatic arterial wall separation.
  • It is an uncommon cause of acute myocardial infarction, especially in young individuals lacking traditional cardiovascular disease risk factors.

Observation:

  • SCAD necessitates high clinical suspicion in young patients presenting with myocardial infarction.
  • Early coronary angiography is crucial for accurate SCAD diagnosis.

Findings:

  • Fibromuscular dysplasia (FMD) is an identified, rare etiology of SCAD.
  • FMD is a nonatherosclerotic, noninflammatory vascular disease.
  • FMD commonly affects renal and cerebral arteries, potentially causing stenosis, aneurysm, or dissection.

Implications:

  • Recognizing FMD as a SCAD cause is vital for appropriate patient management.
  • Understanding SCAD's diverse etiologies improves diagnostic strategies.
  • This highlights the importance of considering non-traditional causes in young myocardial infarction patients.

Keywords:
Fibromuscular dysplasiaMyocardial infarctionSpontaneous coronary dissection

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