A letter from Dr H H Gunson National Director of NBTS to Dr A Rejman Senior Medical Officer DoH enclosing a report on antiHIV tests on blood donations in the UK and minutes from a meeting of the UK Advisory Committee on Transfusion Transmitted Diseases 8 January 1991 He is concerned about the fate of plasma and the return of donors to the active panels when their donations are unconfirmed repeatably positive for antiHCV and detailed guidelines for counselling