Find Huntsville Arkansas hospitals, children's and pediatric centers, patient care & medical facilities, urgent care, emergency room, ambulance, and EMS emergency services. Hospitals provide information on patients, healthcare, medical procedures, doctor visits, and medical insurance. Huntsville Hospital. Find Huntsville Arkansas hospitals, children's and pediatric centers, patient care & medical facilities, urgent care, emergency room, ambulance, and EMS emergency services. Hospitals provide information on patients, healthcare, medical procedures, doctor visits, and medical insurance.
By Mayo Clinic Staff. A nuclear stress test measures blood flow to your heart at rest and while your heart is working harder as a result of exertion or medication. The test provides images that can show areas of low blood flow through the heart and damaged heart muscle.
A nuclear stress test may be performed in combination with an exercise stress test, in which you walk on a treadmill. If you aren't able to exercise, you'll receive a drug through an IV that mimics exercise by increasing blood flow to your heart. A nuclear stress test can take two or more hours, depending on the radioactive material and imaging tests used. Before a nuclear stress test First, your doctor will ask you some questions about your medical history and how often and strenuously you exercise.