It may be one of the biggest medical advances since the scalpel: Doctors have discovered a way to treat non-cancerous tumors with sound waves instead of surgery. ... the procedure may one day be used to battle cancer and other diseases. ... The technology is called focused ultrasound. "It offers a treatment option that doesn't involve radiation or cutting. That is a huge breakthrough," said Dr. Alan Matsumoto, chair of the UVA Radiology Department. Around 7,000 fibroid patients have been treated with focused ultrasound. As many as 90 percent of women in clinical trials reported sympt...