Detailed text transcripts for TV channel - CNN - 20100423:14:50:00
>> reporter: those are examples of blood illnesses the vancouver island health authority say up to 500 patients may have been exposed to after being treated with a tainted piece of surgical equipment. it made the discovery after staff noticed a cloudiness. it's used to sterilize end on scopes, it's used to examin and detect problems with the liver, pancreas and gall bladder. they found nothing suspicious in regular screenings, but after a detailed swab test staff discovered something much more serious. >> during that process we discovered a small amount residue in one of the ports on the scope...
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