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KEY POINTS
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Hepatitis C is an infection of the liver caused by the hepatitis C virus (HCV).
Ribonucleic acid (RNA) is a molecule that is in all of your body’s cells. RNA carries information that tells cells to grow, divide, and die. The hepatitis C virus also contains RNA. The HCV RNA can bind to and enter the cells in your body and make more of the virus RNA and virus protein. The HCV RNA test measures how much of the hepatitis C virus RNA is in your blood. This is called the viral load.
The HCV RNA test is used to find out if you currently have a hepatitis C infection, or if you had one in the past. It is usually done after you have a positive HCV antibody test. Hepatitis C is contagious and can be life-threatening. You may not have any symptoms of hepatitis until several weeks, months, or years after you are infected with the virus. Or you may never have any symptoms.
The test may also be used to:
Usually no preparation is needed for this test.
Having this test will take just a few minutes. A small amount of blood is taken from a vein in your arm with a needle. The blood is collected in tubes and sent to a lab.
Ask your healthcare provider when and how you will get the result of your test.
A high viral load usually means that the virus is active in your body. A very low level of the hepatitis C virus means that your treatment is working well. A separate test can help identify the type of HVC virus you have.
Test results are only one part of a larger picture that takes into account your medical history, physical exam, and current health. Sometimes a test needs to be repeated to check the first result. Talk to your healthcare provider about the result and ask questions such as: