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Respiratory Virus Nucleic Acid Detection by Probe (Multiplex PCR)

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

This test checks for genetic material from respiratory viruses, including SARS-CoV-2 (the virus causing COVID-19), respiratory syncytial virus (RSV), and others, using a specialized probe-based method. It helps identify if you have an infection that may require treatment or monitoring.

Quick summary

["This test helps diagnose respiratory infections quickly and accurately."]

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

Key facts at a glance

LOINC
95941-1
Short code
FLUABV+SARS-CoV-2+RSV Pnl Resp NAA+probe
Synonyms
FLUABV+SARS-CoV-2+RSV Pnl Resp 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 the presence of genetic material (nucleic acids) from specific viruses in your respiratory secretions. It uses a probe-based polymerase chain reaction (PCR) method to amplify and identify these genetic fragments, which can indicate active infection.

How the Test Works

Your sample, likely collected from your nose or throat, is analyzed to detect genetic material from viruses such as SARS-CoV-2, RSV, and others. The probe targets unique sequences in these viruses, allowing for precise identification.

Why It’s Done

This test is often used to confirm respiratory infections, especially when symptoms like cough, fever, or shortness of breath are present. It helps healthcare providers determine the best course of treatment or isolation measures.

Common Uses and Symptoms

Common symptoms that may prompt this test include cold-like symptoms, fever, cough, sore throat, or difficulty breathing. It’s particularly useful for diagnosing COVID-19, RSV, and other respiratory illnesses in both outpatient and hospital settings.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Virus Panel Test

Frequently asked questions

Why might my doctor order this test?
Your doctor may order this test if you have symptoms of a respiratory infection, are exposed to someone with a known virus, or if you’re at higher risk for complications from certain viruses. It helps guide decisions about treatment, isolation, or further testing.
What does a positive result mean?
A positive result means the test detected genetic material from one or more respiratory viruses in your sample. This suggests you may have an active infection and could be contagious. Your doctor will discuss next steps, such as treatment options or monitoring.
What does a negative result mean?
A negative result means the test did not detect genetic material from the viruses tested. This could mean you do not have an active infection at the time of testing, but symptoms may still persist due to other causes. Follow-up testing may be recommended if symptoms continue.
  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