The correct answer for this question is
chest discomfort not relieved by rest or nitroglycerine.
A medical emergency is a heart attack. A blood clot generally causes a heart attack when it prevents blood from reaching the heart. Tissue loses oxygen and perishes without blood.
The chest, neck, back, or arms may feel tight or painful. Fatigue, dizziness, an irregular heartbeat, and anxiety may also be present. Compared to males, women are more prone to experience unusual symptoms.
The many forms of treatment include prescription drugs, stents, cardiac rehabilitation, and bypass surgery.
When the heart muscle's supply of oxygen is inadequate in one or more places, a heart attack (myocardial infarction) result. When the heart muscle's blood supply is restricted, this occurs.
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