noun
cardiac arrest
Medical term for the cessation of heart function. Used in clinical and emergency contexts.
心停止の患者にすぐ心肺蘇生を行った。
We immediately performed CPR on the patient in cardiac arrest.
心停止は突然起こることがある。
Cardiac arrest can occur suddenly.
心肺停止 (cardiopulmonary arrest) includes both heart and breathing stoppage, often used interchangeably with 心停止 in emergency settings.
Compound of 心 (heart) and 停止 (stoppage, suspension).