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[Massive myocardial infarct with healthy coronary arteries caused by ostial thrombosis]

B Letac, J Letournel

    Archives Des Maladies Du Coeur Et Des Vaisseaux
    |May 1, 1975
    PubMed

    Insights

    A 42-year-old man died from a massive anterior-wall myocardial infarction. Autopsy revealed an unexplained coronary artery thrombus, despite no prior heart issues or atherosclerosis risk factors.

    Area of Science:

    • Cardiology
    • Pathology

    Background:

    • Myocardial infarction (MI) typically occurs in patients with established coronary artery disease or atherosclerosis risk factors.
    • Anterior-wall MI is a severe form of heart attack, often associated with significant coronary artery blockage.

    Observation:

    • An exceptional case of fatal anterior-wall MI in a 42-year-old male with no prior cardiac history or atherosclerosis risk factors is reported.
    • The patient experienced a sudden, fatal cardiac event.

    Findings:

    • Autopsy revealed a thrombus completely obstructing the coronary artery ostium and extending into the common trunk.
    • The remainder of the coronary arterial network appeared normal.
    • The thrombus's origin was undetermined and did not appear to be embolic.

    Implications:

    • This case highlights rare etiologies of acute myocardial infarction.
    • It underscores the importance of considering unusual causes of coronary artery thrombosis in younger individuals.
    • Further research is needed to elucidate the mechanisms behind such unexplained coronary thrombi.

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