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Forensic Medicine · Asphyxia: judicial hanging
Sample itemAt autopsy of a man executed by long-drop judicial hanging, the neck knot was placed under the chin. Which injury is characteristic?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
A. Bilateral fracture through the pars interarticularis of C2 with C2-C3 dislocation
With a submental knot and a drop of several feet, sudden jerking extends the head and produces a hangman's fracture, a bilateral fracture of the pars of the axis with traumatic spondylolisthesis, injuring the cord or brainstem. Death is nearly immediate. In suicidal hangings, which have short drops, such fractures are uncommon.
Option by option
A. Bilateral fracture through the pars interarticularis of C2 with C2-C3 dislocation (correct)
Correct. Hyperextension with a long drop causes a hangman's fracture of C2.
B. Fracture of the C7 spinous process
A C7 spinous process fracture (clay-shoveller's) comes from muscular strain.
C. Fracture of the thyroid cartilage with intact spine
Laryngeal fracture alone would not account for the sudden death with a long drop.
D. Fracture of the odontoid peg with transection of the carotid arteries
Odontoid fracture occurs with flexion injuries and does not typify judicial hanging.
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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