Detailed text transcripts for TV channel - CNN - 20100304:06:38:00
Been led to believe that prostate cancer screening can save your life. let's talk to "360's" m.d. sanjay gupta. how is this different from the mammography guidelines that stirred up so much controversy last year and caused so much confusion? >> with regard to mammography and psa, prostate specific antigen testing, they are sensitive in picking up some sort of abnormality in breast or prostate but not good at specificity, meaning being able to tell what the abnormality is. that's the starting point. the difference is there is a fair amount of evidence, nine big trials around the world with rega...
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