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 just one of many …
射血分数：重要的心脏检查 - 妙佑医疗国际
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 …
الكسر القذفي: أحد فحوصات القلب المهمة - Mayo Clinic (مايو كلينك)
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Heart failure with preserved ejection fraction (HFpEF): More than ...
May 20, 2015 · The prevalence of this syndrome, termed heart failure with preserved ejection fraction (HFpEF), continues to increase in the developed world, likely because of the increasing prevalence …
Sudden cardiac arrest - Diagnosis and treatment - Mayo Clinic
Dec 7, 2024 · Ejection fraction. This test is done during an echocardiogram. It's a measurement of the percentage of blood leaving the heart each time it squeezes. A typical ejection fraction is 50% to …
Pulse pressure: An indicator of heart health? - Mayo Clinic
Aug 18, 2023 · Pulse pressure is determined from the two numbers of a blood pressure reading. Blood pressure is measured in millimeters of mercury (mm Hg). The top number is called systolic pressure. …
Fracción de eyección: un estudio importante del corazón
Jul 2, 2025 · La fracción de eyección es una medida del porcentaje de sangre que sale del corazón cada vez que se comprime. Cuando el corazón se comprime, se llama contracción. La fracción de …
Advanced heart failure complexities and when to refer for specialty ...
Aug 15, 2023 · Left ventricular ejection fraction less than 35%. New York Heart Association Class III to IV functional status. Two or more hospital admissions in the last year. Increased left ventricular end …
HIDA scan - Mayo Clinic
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 known as …
Artificial Intelligence (AI) in Cardiovascular Medicine - Mayo Clinic
May 10, 2025 · In addition, AI developed at Mayo Clinic is used in Apple Watch to detect a weak heart pump (low ventricular ejection fraction). These technologies complement the knowledge of doctors.