A fatal case of commotio cordis caused by an accidental fall on the beach

J Hiquet1, F Tovagliaro1, S Gromb-Monnoyeur1

  • 1Laboratory of Forensic Medicine, Medical Law and Ethic, University Victor Segalen, Bordeaux, France.

Insights

Commotio cordis, a rare cause of sudden cardiac death, can occur in adults after chest impact, even from accidental falls. Forensic investigation requires detailed circumstances and histological examination for diagnosis.

Area of Science:

  • Forensic Medicine
  • Cardiology
  • Pathology

Background:

  • Sudden cardiac death (SCD) is a significant public health concern and a frequent challenge in forensic medicine.
  • Common causes of SCD include congenital heart disease, cardiomyopathy, myocarditis, coronary artery pathology, and channelopathies like long/short QT syndromes and Brugada syndrome.
  • Commotio cordis, a form of SCD resulting from blunt chest trauma, is typically associated with young individuals and direct blows during physical activity.

Observation:

  • This report details a rare case of an adult female experiencing sudden cardiac death due to commotio cordis.
  • The incident occurred following an accidental fall on wet sand while walking on a beach.
  • The victim had no significant prior medical history.

Findings:

  • Commotio cordis, though rare, can occur in adults and is not limited to young athletes.
  • Post-mortem diagnosis is crucial, emphasizing the need for a thorough understanding of the event's circumstances.
  • Macroscopic examination of the heart may appear normal, necessitating systematic histological examination for definitive diagnosis.

Implications:

  • This case highlights that commotio cordis can affect adults, expanding the demographic typically associated with this condition.
  • Forensic investigations into sudden cardiac death must consider accidental trauma as a potential cause, even in non-athletic, adult individuals.
  • The findings underscore the importance of detailed case history and meticulous histological analysis in diagnosing commotio cordis, particularly when macroscopic findings are unremarkable.

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