It proffered evidence that, according to the consensus of experts, ALT testing would not have detected approximately 70 percent of donors infected with the then-unknown viral agent HCV; that the same percentage of donors excluded on the basis of ALT testing would have annually excluded many thousands of units of healthy blood from donors not carrying hepatitis, while failing to detect the vast majority of donors carrying NANB hepatitis
For the past six years, because there is no effective treatment for NANB hepatitis, Griffith has suffered recurrent fevers, chills, hemorrhaging and abdominal pains.
Before blood banks started new NANB hepatitis screening tests in 1986, the chances of getting this disease ftom a transfusion were about one in ten.
Most people with NANB hepatitis don't realize they have it.
The second test is called alanine aminotransferase, which measures liver enzymes whose blood levels are raised by many things, including alcohol consumption and NANB hepatitis.
If the discovery is confirmed, it will represent a major advance in the prevention of NANB hepatitis.