or once every couple of months, nothing. you would go up and you would have cryoprecipitate and it did the job, that was it. cryoprecipitate, that was known to carry less risk of viral infections, had worked well for the stewart boys. but dr kernoff was interested to see just how risky different factor eight treatments were. so, without consent, a new trial enrolled a four month old baby, as well as those with very mild blood clotting conditions. this included the stewarts, who until that moment had never needed the highly contaminated factor eight products. mark suspects he is patient number 11, his father patient number 18, and his brother, patient number 19. all three contracted hepatitis c. mark s brother and