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Forensic Medicine · Asphyxial deaths: positional asphyxia
Sample itemA heavily intoxicated man is found dead, wedged head-down in a narrow gap between a bed and a wall, with his chest compressed. There are no neck marks, no injuries and no other signs of violence. Which mechanism best explains death?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Positional asphyxia from restricted chest movement with the head down
In positional asphyxia a person, often intoxicated, becomes trapped in a posture that prevents chest expansion or obstructs the airway and cannot extricate themselves. There is no external violence, and findings are non-specific asphyxial signs with a supportive scene. It is generally accidental.
Option by option
A. Traumatic compression of the chest by a crowd
Crowd compression requires external pressure from many people, not present here.
B. Ligature strangulation
A ligature would leave a neck mark, which is absent.
C. Positional asphyxia from restricted chest movement with the head down (correct)
Correct. A trapped posture limited chest movement without any assault.
D. Smothering by an assailant
Smothering would show injuries around the nose and mouth and an assailant context.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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