http://web.mit.edu/newsoffice/2012/lgo-prostate-cancer-prognosis-tool.html
Among the many types of cancer, prostate cancer is particularly fraught with uncertainty for patients and doctors: It's one of the most commonly diagnosed cancers in men, but treatment decisions are tricky because it's very hard to know how aggressive a particular tumor is. A team competing in the MIT $100K Entrepreneurship Competition is hoping to market a lab technique for analyzing biopsy tissue that will offer prognostic information that will be crucial when deciding between radical prostatectomy surgery or a more cautious approach.