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RNA Viral Detection by Qualitative Nucleic Acid Amplification Probe (Serum/Plasma)

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

This test checks for the presence of viral RNA in your blood or plasma using a specialized probe to detect specific viral genetic material.

Quick summary

["Helps identify certain viruses in your bloodstream quickly and accurately."]

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

Key facts at a glance

LOINC
99623-1
Short code
FLUAV N1 RNA Spec Ql NAA+probe
Synonyms
FLUAV N1 RNA Spec Ql NAA+probe
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
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

What This Test Measures

The test detects viral RNA fragments using a molecular probe that binds to unique genetic sequences of the virus. If the virus is present, the probe will bind to its RNA, triggering a detectable signal. This method is highly sensitive and specific for certain viruses, often used in research or specialized clinical settings.

How the Test Works

The sample is processed to extract viral RNA, which is then amplified and analyzed by the probe. This process is typically done in a laboratory setting with advanced equipment to ensure accuracy.

Why It’s Done

This test may be used in research or specialized diagnostic contexts to detect viral genetic material in blood or plasma, such as in studies of viral infections or rare cases requiring detailed molecular analysis.

Clinical Significance

While this test is not commonly used in routine clinical practice, detecting viral RNA can be critical in diagnosing viral infections at the genetic level. It may help confirm suspected infections in cases where traditional tests are inconclusive or in research settings.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

RNA Viral Probe Test

Frequently asked questions

Why might I need this test?
This test is primarily used in specialized research or diagnostic scenarios, such as studying viral infections, genetic research, or confirming rare viral exposures. Your healthcare provider may recommend it if they suspect a viral infection based on symptoms or other diagnostic findings.
What does a positive result mean?
A positive result indicates the presence of viral RNA in your sample, suggesting that the virus may be active or recently present in your blood or plasma. This finding should be interpreted by a healthcare professional in the context of your clinical symptoms and other test results.
What does a negative result mean?
A negative result means that viral RNA was not detected in your sample at the time of testing. However, it’s important to note that this test is not always 100% sensitive, so further testing or follow-up may be recommended depending on your situation.
  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