HCV- RNA in Dehradun

What is a HCV- RNA?

HCV RNA looks for the genetic material of the hepatitis C virus itself, rather than the antibodies your immune system made against it. That distinction is the entire reason the test exists. An anti-HCV antibody test tells you that you were exposed at some point, but antibodies persist for life even in the roughly quarter of people who cleared the virus on their own, so a reactive antibody result cannot distinguish a past, resolved infection from an active one. HCV RNA answers that directly: if the virus is present it is detected, and if it has gone it is not. The test is usually reported quantitatively as a viral load, the number of viral copies per millilitre, which serves two further purposes. Before treatment it establishes a baseline, and after treatment it is the measurement that defines cure. A sustained virological response, meaning HCV RNA remains undetectable twelve weeks after finishing a course of direct-acting antivirals, is the accepted definition of a cured hepatitis C infection, and modern regimens achieve it in the great majority of patients.

Why take this test?

HCV RNA is advised whenever an anti-HCV antibody test comes back reactive, and this is its principal use: it is the confirmatory step that separates the people who need treatment from those who cleared the infection years ago. It is also indicated where hepatitis C is strongly suspected despite a negative antibody test, which happens in the early window before antibodies form and in people whose immune systems are suppressed, including those on dialysis or after a transplant. Once treatment starts, it is the number followed to confirm the virus is clearing, and it is repeated twelve weeks after the course finishes to establish cure. It is a specialist-directed test rather than a screening one; if you have not had a reactive antibody test, the antibody test is the right place to start. Discuss any result with the doctor managing your care rather than interpreting a viral load on your own.

• Confirming a reactive anti-HCV antibody result
• Suspected hepatitis C despite a negative antibody test
• Immunosuppression, dialysis or post-transplant screening
• Baseline viral load before starting antiviral treatment
• Monitoring response during treatment
• Confirming cure twelve weeks after finishing treatment

FAQs: HCV- RNA in Dehradun