Sharp Force Injuries: Stab Wounds

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Flashcards covering key points about evaluating sharp force injuries, specifically stab wounds, based on the provided lecture notes.

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10 Terms

1
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How do stab wounds typically result?

Stab wounds result from variably sharp or pointed objects forced inward by a thrust, movement, or fall.

2
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What is a key dimensional characteristic of stab wounds?

In stab wounds, depth exceeds width.

3
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What are the primary dangers associated with stab wounds?

Danger to vital internal structures and a risk of delayed incapacitation, such as cardiac tamponade or tension pneumothorax.

4
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What is cardiac tamponade?

Blood in the sac surrounding the heart.

5
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What is tension pneumothorax?

Air trapping between a lung and the chest wall.

6
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How might blood appearance in stab wounds confuse untrained individuals?

Stab wounds may begin with internal bleeding, with blood appearing later when the victim "overflows" or collapses.

7
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What can stab wounds often reveal about the causative instrument?

Stab wounds may reflect the causative instrument's characteristics, such as whether it was single-edged, double-edged, square, or round.

8
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When would significant abrasion typically be observed around stab wound margins?

Relatively little abrasion occurs unless the weapon is tapering and wedges or stretches the skin upon entry.

9
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What should be done if fragments of a penetrating object are found in a stab wound?

Remnants should be recovered, retained, and handled as potential evidence whenever practicable.

10
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