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.
Medical Assistant Degrees. A Registered Medical Assistant (RMA) is a medical assistant who has passed the AMT Certification Exam and has been awarded the credential of RMA. There are many tasks that are the responsibilities of a Registered Medical Assistant.