A new study suggests less-invasive keyhole surgery for prostate cancer may mean a higher risk for lasting incontinence and impotence when compared with traditional surgery. Laparoscopic, or keyhole, surgery is increasingly chosen by men having a cancerous prostate removed. And often it involves the highly marketed da Vinci robotics system. Da Vinci's popularity has been rising even though there's never been a rigorous head-to-head comparison between it and standard surgery.
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