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Postmortem extravasation of blood potentially simulating antemortem bruising
M P Burke1, A K Olumbe, K Opeskin
1Victorian Institute of Forensic Medicine, Monash University, Australia.
The American Journal of Forensic Medicine and Pathology
|April 16, 1998
Summary
Postmortem blood extravasation can mimic antemortem bruising, especially after grave disturbance. This case highlights how external trauma to a body can create injuries that appear to have occurred before death.
Area of Science:
- Forensic Pathology
- Medical Law
Background:
- A 98-year-old female patient died from congestive cardiac failure.
- Following burial, her grave was disturbed, necessitating exhumation and autopsy.
Observation:
- Autopsy revealed significant facial bruising, lacerations, and fractures.
- No antemortem injuries were documented by medical staff or funeral directors.
- The observed injuries were attributed to postmortem manipulation of the body.
Findings:
- Florid postmortem blood extravasation mimicked antemortem bruising.
- The extent of extravasation correlated with injury severity, tissue laxity, and body positioning.
- This phenomenon can mislead investigations, potentially suggesting homicide.
Implications:
- Demonstrates the potential for postmortem changes to simulate ante-mortem trauma.
- Highlights the importance of considering postmortem artifact in forensic investigations.
- Underscores the need for thorough documentation and contextual analysis in medicolegal cases.