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Hepatitis C Virus RNA, Plasma/Serum

Published: August 9, 2026Updated: August 16, 2026

This test measures the presence of hepatitis C virus (HCV) genetic material in your blood. It helps determine if you have an active infection.

Quick summary

["This test checks for hepatitis C virus RNA to guide treatment decisions and monitor infection status."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
47252-2
Short code
HCV RNA SerPl NAA+probe-Log#
Synonyms
HCV RNA SerPl NAA+probe-Log#
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
probe-amp-tar
CPT
86803
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Matters

Hepatitis C is a bloodborne virus that can cause long-term liver damage if untreated. Detecting HCV RNA early helps doctors start treatment sooner and reduce complications like cirrhosis or liver cancer.

What to Expect Before the Test

No special preparation is needed. You’ll provide a blood sample, usually drawn from your arm. The lab will test the plasma or serum portion for HCV RNA.

How the Test Works

The test uses a sensitive molecular method (likely polymerase chain reaction or a similar nucleic acid amplification technique) to detect HCV genetic material. It’s highly specific for active infection, not past exposure.

What the Results Mean

A positive result means you have an active HCV infection. A negative result means no detectable virus was found in this sample. Follow-up testing may be needed to confirm results or assess viral load.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

HCV RNA

Frequently asked questions

How long does it take to get results from this test?
Why might my doctor order this test?
What if my test is positive?
Can I still get hepatitis C if I’ve already had a negative HCV antibody test?
Do I need to avoid alcohol while waiting for results?
While waiting for results, avoid heavy alcohol use, as it can worsen liver health. Follow your doctor’s advice based on their assessment of your overall health.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy