During the resting MUGA, the patient lies stationary, whereas during a stress MUGA, the patient is asked to exercise during the scan. The stress MUGA measures the heart performance during exercise and is usually performed to assess the impact of a suspected coronary artery disease. In some rare cases, a nitroglycerin MUGA may be performed, where nitroglycerin (a vasodilator) is administered prior to the scan.
An RMA (return merchandise authorization) is a numbered authorization provided by a mail-order merchant to permit the return of a product. 1  Most mail-order businesses have a policy concerning returns. Some companies allow only defective products to be returned; others allow any software to be returned if it is unopened.
A: An RMA is a âReturn Material Authorizationâ. An RMA is generally issued by a merchant to their customer to approve, identify, and track the return of a good (package) from the customer back to the merchant. RMA numbers are central to the FedEx Return System product. In order to print a shipping label, the FedEx Return System software application uses the customerâs RMA number as a unique âkeyâ to automatically determine where the shipment is going, what service will be used, and what account number to bill.