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Effect of Corpse Cryopreservation on Forensic Pathological Identification.

Y Q Jia1, G D Jin2, M H Tian1

  • 1Department of Forensic Pathology, School of Forensic Medicine, China Medical University, Shenyang 110122, China.

Fa Yi Xue Za Zhi
|March 22, 2019
PubMed
Summary

Cryopreservation is widely used in China for preserving corpses, but it can alter anatomical and biochemical findings. This review examines cryopreservation

Keywords:
forensic pathology; freezing; corpse cryopreservation; review

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Area of Science:

  • Forensic Pathology
  • Cryobiology
  • Postmortem Examination

Background:

  • Cryopreservation is the primary method for corpse preservation in China, effectively slowing decomposition.
  • However, cryopreservation can induce non-specific changes in biological tissues, potentially impacting forensic analysis.

Purpose of the Study:

  • To review and analyze the effects of cryopreservation on forensic pathological identification.
  • To provide practical guidance for forensic pathologists dealing with cryopreserved remains.

Main Methods:

  • Comprehensive literature review of domestic and international studies on cryopreservation effects.
  • Analysis of practical forensic identification cases involving cryopreserved corpses.
  • Examination of effects across anatomical, histomorphological, biochemical, and imaging parameters.

Main Results:

  • Cryopreservation introduces alterations in anatomical findings, histomorphology, postmortem biochemistry, and imaging results.
  • These changes can mimic natural postmortem processes or disease states, complicating identification.

Conclusions:

  • Understanding cryopreservation-induced artifacts is crucial for accurate forensic pathology.
  • This review offers insights to aid Chinese forensic workers in interpreting findings from cryopreserved bodies.