Causes of cardiac arrest include respiratory arrest, MI, trauma, electrocution, hemorrhage, and drug overdose.

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Cardiac arrest results from anoxia (absence of oxygen to the tissue) or interruption of the electrical stimuli to the heart. It can be caused by respiratory arrest, arrhythmia, or MI. Electrocution, drowning, severe trauma, massive hemorrhage, or drug overdose can also cause cardiac arrest.

Causes of Cardiac Arrest Include Respiratory Arrest, MI, Trauma, Electrocution