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  • Ejection fraction: An important heart test - Mayo Clinic
    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 just one of many tests your healthcare professional may use to see how your heart works The heart squeezes and relaxes When the heart squeezes, it pumps out — or ejects — blood from the two lower heart chambers
  • Left ventricular hypertrophy - Symptoms and causes - Mayo Clinic
    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 condition can make it harder for the heart to pump blood The most common cause is high blood pressure
  • Left ventricular hypertrophy - Diagnosis and treatment - Mayo Clinic
    Treatment Treatment for left ventricular hypertrophy depends on the cause It may include medicines, catheter procedures or surgery It's important to manage conditions such as high blood pressure and sleep apnea, which can cause blood pressure to be higher Medications Medicines are used to treat symptoms and prevent complications of left ventricular hypertrophy Blood pressure medicines may
  • Heart failure with preserved ejection fraction (HFpEF): More than . . .
    Mayo Clinic studies test acute inhaled sodium nitrite compared with placebo in people who have heart failure with preserved ejection fraction (HFpEF) and rate adaptive atrial pacing in people with HFpEF and chronotropic incompetence
  • Dilated cardiomyopathy - Symptoms causes - Mayo Clinic
    Dilated cardiomyopathy is a type of heart muscle disease that causes the heart chambers (ventricles) to thin and stretch, growing larger It typically starts in the heart's main pumping chamber (left ventricle) Dilated cardiomyopathy makes it harder for the heart to pump blood to the rest of the body
  • Dilated cardiomyopathy - Diagnosis treatment - Mayo Clinic
    Treatment of dilated cardiomyopathy depends on the causes The goals of treatment are to reduce symptoms, improve blood flow and prevent further heart damage Dilated cardiomyopathy treatment may include medications or surgery to implant a medical device that helps the heart beat or pump blood
  • 射血分数：重要的心脏检查 - 妙佑医疗国际
    左心室（LV）射血分数约 50% 至 70% 为正常。 LV 射血分数轻度降低通常介于 41% 至 49% 之间。 LV 射血分数降低通常是在 40% 或以下。 即使射血分数正常，整体心脏功能也可能不健康。如果担心自己的心脏，请咨询医疗护理专业人员。 可能导致射血分数降低的一些因素包括： 心肌无力，例如心肌病
  • Hypoplastic left heart syndrome - Symptoms and causes
    Overview Hypoplastic left heart syndrome (HLHS) is a rare heart condition that a child is born with That means it's a congenital heart defect In this condition, the left side of the heart doesn't develop fully and is too small So it can't pump blood well Instead, the right side of the heart must pump blood to the lungs and to the rest of the body
  • Cardiomyopathy - Symptoms and causes - Mayo Clinic
    Overview Cardiomyopathy (kahr-dee-o-my-OP-uh-thee) is a disease of the heart muscle It causes the heart to have a harder time pumping blood to the rest of the body, which can lead to symptoms of heart failure Cardiomyopathy also can lead to some other serious heart conditions There are various types of cardiomyopathy The main types include dilated, hypertrophic and restrictive
  • Ventricular assist device (VAD) - Mayo Clinic
    A left ventricular assist device (LVAD) is placed in the chest It helps pump blood from the lower left heart chamber, called the left ventricle, to the rest of the body A controller unit and battery pack are worn outside the body They connect to the LVAD through a small opening in the skin





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