Jan 29, 2025 · Ejection fraction is a measurement of the percentage of blood leaving the heart each time it squeezes. When the heart squeezes, it's called a contraction. Ejection fraction is …

May 20, 2015 · Nearly half of all patients with heart failure have a normal ejection fraction (EF). The prevalence of this syndrome, termed heart failure with preserved ejection fraction …

Aug 6, 2024 · Left ventricular hypertrophy is a thickening of the wall of the heart's main pumping chamber, called the left ventricle. This thickening may increase pressure within the heart. The …

Overview Mitral valve regurgitation is the most common type of heart valve disease. In this condition, the valve between the left heart chambers doesn't close fully. Blood leaks backward …

Jun 17, 2025 · Overview A hepatobiliary iminodiacetic acid (HIDA) scan is an imaging procedure used to diagnose problems of the liver, gallbladder and bile ducts. For a HIDA scan, also …

Jan 21, 2025 · Diagnosis To diagnose heart failure, your healthcare professional examines you and asks questions about your symptoms and medical history. Your care professional checks …

Jul 23, 2024 · 如果您患有高血压，您可能想知道是否需要服用药物来进行治疗。但生活方式改变对治疗高血压至关重要。通过健康的生活方式来控制血压也许可以避免、延迟或减少对药物的需 …

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The right answers the first time Effective treatment depends on getting the right diagnosis. Our experts diagnose and treat the toughest medical challenges. The world's best hospital Mayo …

Jan 21, 2025 · Heart failure occurs when the heart muscle doesn't pump blood as well as it should. Blood often backs up and causes fluid to build up in the lungs and in the legs. The fluid …