Ejection fraction: An important heart test - Mayo Clinic
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 …
Left ventricular hypertrophy - Diagnosis and treatment - Mayo Clinic
Aug 6, 2024 · 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 …
Left ventricular hypertrophy - Symptoms and causes - Mayo Clinic
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 …
Dilated cardiomyopathy - Symptoms & causes - Mayo Clinic
May 4, 2022 · 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 …
Dilated cardiomyopathy - Diagnosis & treatment - Mayo Clinic
May 4, 2022 · Treatment of dilated cardiomyopathy depends on the causes. The goals of treatment are to reduce symptoms, improve blood flow and prevent further heart damage. …
Heart failure with preserved ejection fraction (HFpEF): More than ...
May 20, 2015 · 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 …
Cardiomyopathy - Symptoms and causes - Mayo Clinic
Feb 21, 2024 · 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 …
Hypoplastic left heart syndrome - Symptoms and causes
Jan 21, 2025 · Learn more about this rare congenital heart defect that causes the left side of the heart to not develop fully and be small.
Hypertrophic cardiomyopathy - Symptoms and causes - Mayo Clinic
Feb 23, 2024 · Hypertrophic cardiomyopathy (HCM) is a disease in which the heart muscle becomes thickened, also called hypertrophied. The thickened heart muscle can make it harder …
射血分数：重要的心脏检查 - 妙佑医疗国际 - Mayo Clinic
May 10, 2025 · 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 …