The<unk>  (or EHRA score) is a classification system for the extent of<unk><unk> . It places patients in one of four categories based on how much they are limited during physical activity; the limitations/symptoms are in regard to normal breathing and varying degrees in shortness of breath and/or angina. EHRA Class Symptoms I No symptoms. II Mild symptoms; normal daily activity not affected. III Severe symptoms; normal daily activity affected. IV Disabling symptoms; normal daily activity discontinued. The classification system is named after the<unk><unk><unk><unk> .
European Heart Rhythm Association score of atrial fibrillation
FACE risk profile
CHA2DS2–VASc score
Electrocardiography in myocardial infarction
Purkinje images
Pressure–volume loop analysis in cardiology
History of continuous noninvasive arterial pressure
Filtered esophageal left heart electrogram