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Genomic DNA Analysis for Specific Sequence Variants (Urinalysis Probe)

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

This test checks for specific genetic sequences in your urine, often used to detect certain inherited conditions or genetic markers.

Quick summary

["Helps identify possible genetic variations that may influence health or disease risk."]

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

Key facts at a glance

LOINC
44806-8
Short code
C trach+GC DNA Ur Ql NAA+probe
Synonyms
C trach+GC DNA Ur Ql NAA+probe
Category
chemistry
Sample
urine
Container
Sterile urine container
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
probe-amp-tar
Specimen volume
10 mL
Stability
Room temperature: 2h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

What This Test Measures

The test analyzes DNA fragments in your urine to identify the presence of specific genetic sequences. Urine is a convenient specimen for this type of genetic screening, as it can contain shed cells and free DNA from various sources in the body. The probe detects particular DNA sequences that may be associated with genetic conditions or traits.

Why It Might Be Ordered

Your healthcare provider may recommend this test if you have a family history of genetic disorders, if you are at risk for certain conditions, or if you are part of a research study or screening program focused on genetic markers.

Sample Collection and Preparation

Urine is typically collected in a clean container. The sample is processed to extract DNA, which is then analyzed using specialized techniques to detect the target genetic sequences. No special preparation is needed beyond standard urine collection guidelines.

What to Expect During the Test

The test involves a simple urine sample collection. Results are usually reported as positive or negative for the presence of the specific genetic sequences being tested. Interpretation depends on clinical context and may require further evaluation by a healthcare provider.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Urinalysis DNA Probe Test

Frequently asked questions

What does a positive result mean?
A positive result indicates the presence of the specific genetic sequences being tested. This may suggest an increased risk for certain conditions or traits, but it does not confirm a diagnosis. Your healthcare provider will discuss next steps, which may include further genetic testing or monitoring.
How accurate is this test?
The accuracy of this test depends on the sensitivity and specificity of the genetic probe used. While highly specific for the sequences tested, results can vary based on sample quality, collection methods, and individual genetic diversity. Always rely on professional interpretation.
Can I fast before this test?
No fasting is required for this test. Urine samples are typically collected at any time of day, and no dietary restrictions apply.
  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