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Most important etiologies of cardiac arrest.
| Organ System | Etiology |
|---|---|
| Cardiovascular | Acute coronary syndrome |
| Arrhythmia | |
| Structural heart disease | |
| Cardiac tamponade | |
| Aortic dissection | |
| Respiratory | Venous thromboembolism |
| Upper airway obstruction | |
| Drowning | |
| Pneumothorax | |
| Hypoxia | |
| Metabolic | Acidosis |
| Hypo/Hyperkalemia | |
| Hypomagnesemia | |
| Neurologic | Subarachnoid hemorrhage |
| Status epilepticus | |
| Stroke | |
| Others | Trauma |
| Hypothermia | |
| Intoxication | |
| Non-traumatic exsanguination |
