ultrasound for echocardiogram. It is a Perflutren Protein-Type A Microspheres Injectable Suspension, USP. Optison is indicated to be used with patients with sub-optimal echocardiograms in order to enhance the delineation of the left ventricular endocardial borders. However, the safety of Optison with pharmacologic or exercise stress is not established yet.http://www.healthimaginghub.com/article/1549-ge-reintroduces-its-optison-echocardiology-contrast-agent.html
