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Genomic DNA Analysis via Probe-Based Assay (Serum/Plasma)

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

This test detects specific genetic material in your blood using a molecular probe. It may be used to screen for or confirm certain inherited conditions or genetic variations.

Quick summary

["This test helps identify genetic information from your blood sample for diagnostic or research purposes."]

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

Key facts at a glance

LOINC
103163-2
Short code
SEA+SEB DNA Wnd Ql NAA+probe
Synonyms
SEA+SEB DNA Wnd 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 analyzes a segment of your DNA present in your blood (serum or plasma). A specialized probe binds to a specific DNA sequence, allowing detection of genetic markers. This is often used in research, genetic counseling, or certain specialized diagnostic scenarios.

How the Test Works

Your blood sample is processed to extract DNA fragments. A fluorescent or labeled probe targets a particular DNA sequence, and the presence or absence of that sequence is detected and measured. The result indicates whether the genetic marker is present or not.

Common Uses

This test may be used in genetic testing for conditions like inherited metabolic disorders, carrier screening, or research studies investigating genetic variations. It is not typically used for routine screening or common health monitoring.

What to Expect Before the Test

No special preparation is usually needed, but you may be asked to fast or avoid certain medications depending on the specific clinical protocol. Bring any medications you’re currently taking to your healthcare provider.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

DNA Probe Test (Serum/Plasma)

Frequently asked questions

Why would my doctor order this test?
Your doctor may recommend this test if you have a family history of genetic disorders, are part of a research study, or if you need specialized genetic evaluation for a suspected condition. It’s often used alongside other diagnostic tests or as part of a broader genetic assessment.
Is this test painful or uncomfortable?
The test involves a simple blood draw, similar to other routine blood tests. You may feel a slight pinch, but it’s generally brief and well-tolerated. Most people experience minimal discomfort.
How long will I need to wait for results?
Results can vary widely depending on the clinical purpose and laboratory processing time. Some tests may be completed within days, while specialized genetic testing can take weeks or longer. Your healthcare provider will discuss timelines with you.
  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