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Emergency Medicine Test Prep

Category - Chest Trauma

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The most common cause of death in commotion cordis is?

Atrial flutter
Ventricular fibrillation
Hemorrhages
Heart block

Explanation

Answer: B - Ventricular fibrillation is triggered by chest wall impact only over the heart, and predominantly occurs with impact over the center of the left ventricle. The impact on heart cause ventricular fibrillation and the heart rate increase and produce arrhythmias.

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