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Fatal fall causing isolated thoracic impalement with bi-ventricular cardiac rupture
Paranavidana Roshel Claude Wijenayaka1,2, Janaki Warushahennadi2,3
1Office of the Judicial Medical Officer, National Hospital Galle, Galle, Sri Lanka.
The Medico-Legal Journal
|May 20, 2026
Summary
A fatal fall from a tree resulted in a rare thoracic impalement by a wooden stave. Autopsy and scene investigation confirmed accidental death due to catastrophic cardiac and lung injuries.
Area of Science:
- Forensic Pathology
- Trauma Surgery
- Accident Investigation
Background:
- Falls from height commonly cause blunt force trauma.
- Penetrating injuries from falls are rare but can be fatal due to internal damage.
- This case involves a unique thoracic impalement injury.
Purpose of the Study:
- To report a fatal case of isolated thoracic impalement from a fall.
- To correlate autopsy findings with scene investigation in unusual trauma cases.
- To emphasize the importance of a multidisciplinary approach in determining cause of death.
Main Methods:
- Medico-legal autopsy of a 49-year-old male.
- Detailed examination of penetrating thoracic wound and internal structures.
- Scene investigation to determine the object's orientation and context.
- Toxicological analysis.
Main Results:
- A penetrating injury traversed the thorax via a wooden stave.
- Lacerations of the left lung, pericardium, and ventricles were identified.
- No additional injuries or toxic substances were found.
- Scene investigation confirmed the stave's position and trajectory.
Conclusions:
- The injuries were incompatible with survival, leading to rapid death from cardiac damage.
- The death was determined to be accidental.
- Correlating autopsy findings with scene investigation is crucial for evaluating unusual penetrating injuries in falls.
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