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Related Experiment Videos

Helium suicide - A suffocation or a barotrauma?

Anna Smędra1, Piotr Łabętowicz1, Katarzyna Wochna1

  • 1Department of Forensic Medicine of the Medical University of Lodz Chair of Forensic Medicine, Poland.

Journal of Forensic and Legal Medicine
|October 8, 2020
PubMed
Summary

Helium suicide is a dangerous method that leaves few forensic traces. Detecting helium post-mortem is difficult, complicating investigations into inert gas fatalities.

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Area of Science:

  • Forensic Pathology
  • Toxicology
  • Inert Gas Asphyxiation

Background:

  • Helium, a common industrial and medical gas, is chemically inert.
  • Improper use of helium can lead to severe respiratory complications and death.
  • Helium is increasingly recognized as a method for suicide.

Observation:

  • Helium suicide is challenging to detect due to a lack of characteristic post-mortem findings.
  • Internet resources contribute to the popularization of helium suicide globally.
  • Incompetent equipment use can cause fatal respiratory tract pressure injuries and alveolar rupture.

Findings:

  • Helium rapidly dissipates in ambient air, making post-mortem detection in blood or tissues extremely difficult.
  • Gas chromatography-mass spectrometry (GC-MS) analysis of biological samples is often unhelpful for forensic pathologists.
Keywords:
BarotraumaHeliumLungsNoble gasesSuicide

Related Experiment Videos

  • The primary mechanism of death can be pressure injury rather than simple asphyxiation.

    • Implications:

    • Forensic investigations of suspected helium-related deaths face significant detection challenges.
    • The ease of access to information on helium suicide necessitates increased awareness and preventative strategies.
    • Current toxicological methods are often insufficient for confirming helium asphyxiation.