What medication is used in a cardiac stress test?
Lexiscan or Adenoscan are administered by intravenous injection during a cardiac nuclear stress test to patients who cannot adequately exercise. These drugs dilate the coronary arteries and increase blood flow so that coronary artery obstructions can be identified.
How do they do a stress test with medication?
A pharmacological nuclear stress test is a diagnostic test used to evaluate blood flow to the heart. During the test, a small amount of radioactive tracer is injected into a vein. A special camera, called a gamma camera, detects the radiation released by the tracer to produce computer images of the heart.
Is a medicine induced stress test safe?
A nuclear stress test is generally safe. Complications are rare. As with any medical procedure, there is a risk of complications, which may include: Abnormal heart rhythms (arrhythmias).
How long does a medicine induced stress test take?
Generally this test requires about 1 1/2 to 2 hours each visit. Adenosine or Dipyridamole Nuclear Stress Test: A nuclear imaging camera is used to view the blood flow to the heart at rest and with stress.
Is a lexiscan safe?
Lexiscan can cause serious or fatal cardiac arrest, abnormal heart rhythms or heart attack. Allergic reactions can occur after Lexiscan injection. Drugs such as Lexiscan may cause an increase or decrease in blood pressure, especially in patients with certain heart and blood vessel disorders.
What medications do you hold before a stress test?
Common Names of Medications to Hold Prior to Stress Testing (Nuclear and Standard Stress)
- Bisoprolol (Zebeta, Ziac)
- Metoprolol (Lopressor, Toprol, Lopressor HCT)
- Nadolol (Corgard, Corzide)
- Nebivolol (Bystolic)
- Pindolol (Visken)
- Propranolol (Inderal, Inderide)
- Carvedilol (Coreg, Coreg CR)
- Labetalol (Trandate)
How fast does your heart beat during a stress test?
Your target heart rate during a stress test depends on your age. For adults, the maximum predicted heart rate is 220 minus your age. So, if you’re 40 years old, the maximum predicted heart rate is 220 – 40 = 180.
Has anyone died during a stress test?
In 2000, a preventive medicine group published the largest single experience of stress test screening for heart disease, with over 25,000 men (mean age 43). In the nearly ten years that followed the tests, 158 of the men suffered a cardiac death. The tests were completely normal in 40% of them.
What happens during a drug induced stress test?
The chemical response is similar to the response caused by exercise. Through your IV, a chemical called Lexiscan will be injected. You may feel similar to what you would feel if you were exercising. You may feel a shortness of breath, headache, flushing, chest discomfort or chest pain, or dizziness.
Has anyone ever died during a stress test?
Can Lexiscan cause a stroke?
Lexiscan can cause stroke, which may be a result of an increase or decrease in blood pressure.