Question 48 · LDEK · Cardiac arrest

The potentially reversible causes of sudden cardiac arrest denoted as ‘4H’ do not include:

  1. A. hypoxia.
  2. B. hypovolemia.
  3. C. hypocalcemia.
  4. D. hypothermia.
  5. E. hyperkalemia.
Hint

Go through the ERC 4H mnemonic: low oxygen, low volume, potassium and metabolic disorders, abnormal body temperature.

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