Adding ultrasound to mammography finds more cancers, but raises false positives Adding ultrasound to mammography finds more cancers than mammography by itself, but also substantially increases the number of false positives, according to first-yr effects from a three-year research of the two tests viagra .D., vice dean for academic affairs in the University of NEW YORK at Chapel Hill School of Medicine, Kenan professor of radiology and biomedical director and engineering of the UNC Biomedical Study Imaging Center. Related StoriesDoctors use MR-guided concentrated ultrasound to treat essential tremorClinical trial initiated to determine feasibility, protection of concentrated ultrasound to treat depressionSonaCare Medical's Sonablate 450 focused ultrasound system receives FDA approval for ablation of prostate tissueThe outcomes were presented today at the American College of Radiology’s fall conference in Washington, D.C.