What is a dipyridamole thallium scan?
Dipyridamole-thallium scanning is an effective screening procedure for coronary artery disease. Patients with a positive scan are at increased risk of postoperative myocardial infarction following vascular reconstruction.
What is the most important adverse effect of dipyridamole when given to patients with ischemic heart disease?
Adverse effects occurred in 96 patients (69.6%), with the most frequent symptoms being dizziness (42.8%), chest tightness (24.6%), abdominal pain (18.1%), and headache (15.2%). These effects accompany dyspnea (8.7%), nausea (8.0%), neck pain (7.2%), weakness (5.1%), palpitation (3.6%), and flush (2.9%).
How long does dipyridamole stay in your system?
If you stop taking dipyridamole, your blood will go back to clotting at the rate it did before, usually within 2 days of stopping the medicine.
Why dipyridamole is contraindicated in unstable angina?
CONTRAINDICATIONS / PRECAUTIONS Use dipyridamole with caution in patients at risk for syncope, since the drug may induce orthostatic hypotension in some patients. Dipyridamole is not effective in relieving unstable angina pectoris and should not be substituted for appropriate anti-anginal therapy.
Is a myocardial perfusion scan the same as a stress test?
Myocardial perfusion is an imaging test. It’s also called a nuclear stress test. It is done to show how well blood flows through the heart muscle. It also shows how well the heart muscle is pumping.
What are the contraindications of dipyridamole?
The main contraindications for the application of dipyridamole are previous hypersensitivity reactions and thrombocytopenia.
When do you use dipyridamole?
Dipyridamole can be taken by adults aged 18 years and over to prevent strokes and after heart valve replacement surgery. It’s sometimes prescribed for children to treat a rare condition called Kawasaki disease or prevent blood clots after heart surgery.