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Respiratory Viral Panel (Upper Respiratory Tract) – Probe

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

This test checks for common viruses that may cause colds, flu, or other upper respiratory infections. It uses a sample from your nose or throat to detect viral DNA or RNA.

Quick summary

["A simple test to help identify possible viruses causing your symptoms."]

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

Key facts at a glance

LOINC
91792-2
Short code
RUBV RNA Upper resp Ql NAA+probe
Synonyms
RUBV RNA Upper resp 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 genetic material (nucleic acids) from viruses such as rhinovirus, coronavirus, influenza A/B, respiratory syncytial virus (RSV), adenovirus, and parainfluenza. It does not measure antibodies or active viral proteins but can indicate recent infection.

How the Test Works

A swab is collected from your nose or throat. The sample is analyzed in a lab to identify viral genetic material using advanced molecular techniques (PCR-based probe). Results are qualitative (positive/negative) for each virus.

When You Might Need This Test

This test is often used when you have symptoms like cough, sore throat, runny nose, fever, or congestion, especially if you’re unsure about the cause. It’s also used in outbreaks, during flu season, or if you’re at higher risk for complications.

What the Results Mean

A positive result means the lab found genetic material from one or more viruses. This suggests you likely have an infection caused by that virus. A negative result means no detectable viral material was found in this sample, but other causes (like bacteria) could still be responsible.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Upper Resp Viral Screen

Frequently asked questions

Why was this test ordered?
Your healthcare provider may have ordered this test to diagnose an upper respiratory infection, monitor symptoms, or guide treatment decisions. It helps differentiate between viral and bacterial causes, which can affect how you’re treated.
What does a positive result imply?
A positive result strongly suggests a viral infection, but it doesn’t confirm the exact type of virus or how severe your illness is. Treatment is often supportive (rest, fluids, pain relief), but some viruses may require antiviral medications in certain cases.
How soon will I get results?
Results are typically available within 1–3 business days, depending on lab processing times. Follow-up with your provider if you have questions or need clarification.
  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