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RNA Species Profiling by Probe-Based Assay (Serum/Plasma)

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

This test measures specific types of RNA (ribonucleic acid) in your blood, using a specialized probe-based method to detect and analyze their presence. RNA plays a role in gene expression and cellular function, and certain RNA patterns may be linked to health conditions.

Quick summary

["This test helps identify abnormal RNA patterns that could signal underlying health concerns, including genetic or metabolic disorders."]

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

Key facts at a glance

LOINC
40987-0
Short code
RSV RNA Spec NAA+probe
Synonyms
RSV RNA Spec 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

Why This Test Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms or a family history suggestive of genetic disorders, metabolic diseases, or conditions affecting RNA processing. It could also be used in research or specialized diagnostic settings where RNA profiling is valuable.

What to Expect Before the Test

No special preparation is typically required, but you may be asked to fast for a few hours before your blood draw, depending on the clinic’s instructions. Bring your identification and any relevant medical records if requested.

What Happens During the Test

A healthcare professional will draw blood from a vein in your arm. The blood sample will be sent to a lab for analysis using a probe-based method to detect and quantify RNA species. The process usually takes about 15–30 minutes.

What the Results Mean

Results will show the presence and relative amounts of specific RNA molecules in your sample. Abnormal RNA patterns may indicate genetic mutations, metabolic imbalances, or other health issues that require further evaluation by your provider.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

RNA Profile Test

Frequently asked questions

How long will I need to wait for my results?
Results timing varies by lab and complexity. Some labs provide preliminary findings within days, while full reports may take weeks. Your healthcare provider will discuss results with you once available.
What does an abnormal RNA profile mean?
An abnormal profile may suggest an underlying genetic, metabolic, or cellular dysfunction. Your provider will interpret results in the context of your symptoms, medical history, and other tests to determine next steps.
Can this test be used for routine screening?
Currently, this test is not widely used for routine screening in standard medical practice. It is typically reserved for specialized cases, research, or when other tests are inconclusive.
  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