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[Death sounds--a postmortem phenomenon]

W Marty1, T Sigrist

  • 1Institut für Rechtsmedizin, Universität Zürich.

Archiv Fur Kriminologie
|September 1, 1993
PubMed
Summary
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Monotonous "death sounds" can occur in corpses before rigor mortis sets in. These sounds may be mistaken for signs of life, posing challenges in forensic investigations.

Area of Science:

  • Forensic Science
  • Auditory Phenomena
  • Postmortem Biology

Background:

  • Rigor mortis is a well-documented postmortem change.
  • Auditory phenomena in deceased individuals are not widely recognized.
  • Distinguishing postmortem sounds from signs of life is crucial in forensic contexts.

Observation:

  • Monotonous sounds were observed in corpses lacking rigor mortis.
  • These sounds, termed
  • death sounds
  • were documented.
  • The sounds were produced spontaneously without external stimuli.

Findings:

  • Death sounds
  • can be generated by a corpse prior to the onset of rigor mortis.

Related Experiment Videos

  • The acoustic properties of these sounds are monotonous.
  • Three case studies illustrate the occurrence and potential misinterpretation of these sounds.

    • Implications:

    • Death sounds
    • may be erroneously interpreted as indicators of life.
    • This phenomenon has significant implications for death investigations and legal proceedings.
    • Forensic professionals must be aware of postmortem auditory events to avoid misclassification.