Heart failure - Symptoms and causes - Mayo Clinic
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 …
Heart failure - Diagnosis and treatment - Mayo Clinic
Jan 21, 2025 · Ejection fraction. Ejection fraction is a measurement of the percentage of blood leaving your heart each time it squeezes. This measurement is taken during an echocardiogram. The result …
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 …
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 …
Amlodipine (oral route) - Side effects & dosage - Mayo Clinic
Apr 1, 2026 · This medicine is also used to lower the risk of hospitalization for angina and heart surgery (eg, coronary revascularization) in patients with recently documented coronary artery disease (CAD) …
Electrocardiogram (ECG or EKG) - Mayo Clinic
Apr 2, 2024 · An electrocardiogram (ECG or EKG) is a quick test to check the heartbeat. It records the electrical signals in the heart. Test results can help diagnose heart attacks and irregular heartbeats, …
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 …
Echocardiogram - Mayo Clinic
Nov 12, 2024 · An echocardiogram uses sound waves to show how blood flows through the heart and heart valves. Sensors attached to the chest and sometimes the legs check the heart rhythm during …
High blood pressure (hypertension) - Symptoms & causes - Mayo Clinic
Feb 29, 2024 · Hi. I'm Dr. Leslie Thomas, a nephrologist at Mayo Clinic. In this video, we'll cover the basics of hypertension. What is it? Who gets it? The symptoms, diagnosis, and treatment. Whether …
How artificial intelligence (AI) helps determine ejection fraction from ...
Jan 20, 2026 · Does estimating a patient's ejection fraction — the measurement of how efficiently the heart is pumping — require watching the heart in action? What if that ratio of the left ventricle's …