Using Ultrasound to Diagnose Brain Cancer (VIDEO) Washington University in St. Louis This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Brain tumors are typically diagnosed using MRI imaging, as taking a sample for a tissue biopsy is risky and may not be possible due to tumor location or a patient's poor health conditions. Researchers at Washington University in St. Louis are developing a method to diagnose brain tumors without any incisions. Credit Courtesy: Chen Lab Usage Restrictions Use allowed only with proper attribution License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.