Indeed, secondary transmission by blood transfusion or surgical instruments might even result in variant CJD becoming endemic in the UK population. This would prove impossible to eradicate in the absence of improved means of cleaning and decontaminating surgical instruments and a specific test – preferably based on a blood assay – to screen asymptomatic carriers.
实际上，输血或手术器械造成的二次感染甚至可能导致变异型克雅氏病在英国公众中大规模流行。如果不改进清洁消毒手术器械的方法和引进特别的病毒检验（基于血液化验）来筛查那些无症状携带者，传染的可能性就不可能彻底根除。