Contrast Enhanced Intraoperative Ultrasound for Detection and Characterization of Renal Mass Undergoing Open Partial Nephrectomy

During standard of care surgery, radiologist will take images and videos with an ultrasound machine before and after patient given the contrast agent.

"During standard of care surgery, radiologist will take images and videos with an ultrasound machine before patient given the contrast agent.~Patient then receives the DEFINITY contrast by vein over about 1 minute. After receiving the injection of DEFINITY, radiologist will take more images and videos of the tumor and kidney(s) to compare to those recorded earlier."

Follow-up phone call 30 days after standard of care surgery is complete to review any side effects patient may be having.