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 …

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 just one of many …

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 pacing in …

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，整体心脏功能也可能不健 …

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 buildup can …

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 can lead to …

Overall, fewer patients obtain complete abolition of gradient with septal ablation versus septal Hemodynamic tracings: Aortic (Ao) and left ventricular (LV) pressure tracings before (left) and after …

Jan 14, 2026 · Atrial fibrillation (AFib) is a heart rhythm disorder. In a typical heart, a group of cells called the sinus node sends electrical signals that start each heartbeat. The signals go across the upper …

Descripción general El cáncer testicular es una proliferación de células que comienza en los testículos. Los testículos se encuentran en el escroto. El escroto es un saco de piel flácida que se encuentra …

6 Pheochromocytoma: Tips on Diagnosis and Localization Three-dimensional (3D) echocardiography is one of several emerging modalities to define cardiac anatomy and function. Although still in …