A stress myocardial perfusion scan is used to assess the blood flow to the heart muscle when it is stressed by exercise or medication and to determine what areas have decreased blood flow.

Aug 19, 2024 · The perfusion scan measures the blood supply through the lungs. A ventilation and perfusion scan is most often done to detect an acute pulmonary embolus (blood clot in the lungs).

Feb 26, 2025 · Myocardial perfusion imaging is an imaging test that shows how well blood flows through your heart muscle. It can show areas that aren’t getting enough blood flow. It can also show how well …

Nov 18, 2024 · These noninvasive imaging tests enable clinicians to evaluate blood flow to the myocardium, providing crucial information on perfusion and metabolite uptake. These data are …

Dec 1, 2025 · A perfusion scan is a non-invasive medical imaging procedure used to create detailed images of blood flow, or “perfusion,” within the tissues of a specific organ. The term perfusion refers …

Oct 2, 2025 · A cardiac perfusion scan measures the amount of blood in your heart muscle at rest and after it has been stressed. It is often done to find out what may be causing symptoms like angina …

Dec 20, 2022 · A heart perfusion scan is a widely used and helpful test to assess heart health if you're at high risk for coronary artery disease or have had a heart attack.

A myocardial perfusion scan uses a tiny amount of a radioactive substance, called a radioactive tracer. The tracer travels through the blood. It's absorbed by the healthy heart muscle. On the scan, the …

Perfusion MRI or perfusion-weighted imaging (PWI) is perfusion scanning by the use of a particular MRI sequence [which?]. The acquired data are then post-processed to obtain perfusion maps with …

Sep 1, 2023 · Doctors may use a heart perfusion imaging scan to check a person's heart health and function. Learn the risks, procedure, and how to prepare for this test.