noun
heart failure; cardiac arrest
Medical term for the heart stopping or failing to pump effectively. In everyday Japanese, 心不全 (しんふぜん) is the more precise clinical term for chronic heart failure, while 心臓麻痺 often implies sudden cardiac arrest.
祖父は心臓麻痺で亡くなった。
My grandfather died of heart failure.
心臓麻痺の応急
Learn first aid for cardiac arrest.