If flashes of light or floaters occur suddenly or in great numbers, or if you are not sure what to do, do not wait for vision loss to occur before you call your doctor. If you cannot reach your doctor, go to the emergency room.
If viral RNA is detected, a positive result is reported; if viral RNA is. not detected, the test result is negative. â¢ Quantitative viral load tests â These tests measure the amount of virus in. one milliliter of blood. In the past the level of the viral load was correlated with.
1 The viral load measurement does not correlate with the severity of liver disease. Only a liver biopsy (or equivalent method) can determine the health of the liver.  Because HCV viral load will normally fluctuate, repeated viral load tests are only indicated for those on or considering antiviral treatment.