This test is mainly to look at the blood supply of the heart, both during exercise and rest. In some cases, if the stress part of the scan looks normal, rest scan may not be performed.
Fasting for 3 hours
Can have light breakfast not later than 6.30 am (2 idlys/sandwich). No coffee or tea
Should stop medications like Statins the previous night, tablets like Aten, metoprolol, Sorbitrate, Amlong to be stopped for 24 hours. Diabetic medications can be taken
Please bring along all old reports
The IV line will be placed initially and the patient is made to walk on the treadmill till the target heart rate is achieved. A small dose of radioactive injection is injected IV during the peak exercise and scan is obtained after 45 mins
Once the exercise part is over, the patient is advised to eat fatty food prior to the first scan(which is the stress scan)
After the first scan, there is a gap of about 1 ½ hour and the second injection is given IV during rest and scan is obtained after one hour
The scan time is about 15min each (both stress & rest)
The report will be issued on the same day
Please inform the attending staff in case you are pregnant
Myocardial Perfusion Scan during a treadmill stress test is used to measure hearts blood supply during exercise and rest. The patient is advised to avoid caffeine and certain medication prior to the test and.
A myocardial perfusion scan during a pharmacological stress test is used to measure the heart’s blood supply during movement and rest. A 3-hour fast is advised before the scan and you must avoid certain medications, a day before the scan. Watch the video to know about the details and medications to be avoided before the scan.