Refractory Angina Market Outlook, Competitive Analysis and Industry Survey 2025
In simple terms, refractory angina (RFA) is a disabling chronic heart pain, as a result of heart disease. Angioplasty, coronary artery bypass surgery, or even medical therapy have failed to control this chest pain. A chronic chest pain can be determined if it occurs longer than three months. The blockage of arteries takes place due to a build-up of plaque. As a result, blood flow slows down and makes it hard for oxygen-rich blood to reach the heart. This causes...
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