A disorder characterized by a restriction of oxygen to the heart,a sensation of crushing pain,and a difficulty in breathing but no loss of consciousness or damage to myocardium is

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This disorder is characterized by a restriction of oxygen to the heart, causing a sensation of crushing pain and difficulty breathing, but without loss of consciousness or damage to the heart muscle. This is typically a result of narrow, blocked, or spasming coronary arteries that reduce blood flow to the heart. The pain or discomfort usually subsides with rest and/or medication.

A Disorder Characterized by a Restriction of Oxygen to the Heart,a