Body Fluid DNA Probe Analysis (Genetic Mutation Screening)
This test checks for specific genetic mutations in a sample of your body fluid using a DNA probe. It may be used to identify inherited conditions or confirm suspected genetic disorders.
["This test helps detect certain genetic changes that could affect your health."]
Key facts at a glance
- LOINC
- 76601-4
- Short code
- M catarr g1b # XXX.body fld NAA+probe
- Synonyms
- M catarr g1b # XXX.body fld 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 DNA extracted from your body fluid sample. A specialized probe binds to specific DNA sequences, allowing detection of mutations associated with genetic disorders. This method is highly sensitive and can identify changes at the molecular level.
Why It Might Be Ordered
Your healthcare provider may recommend this test if you have a family history of genetic disorders, symptoms suggestive of a genetic condition, or if you’re at risk for certain inherited diseases. It’s also used in prenatal testing or genetic counseling scenarios.
Sample Collection and Preparation
A small sample of your body fluid (e.g., blood, saliva, or other fluid) is collected and sent to a lab. The DNA is isolated and prepared for analysis using the DNA probe technique. Results are typically reported as positive or negative for the targeted mutations.
What to Expect Before the Test
No special preparation is usually needed, but you may be asked to avoid certain medications or fasting depending on the type of sample collected. Follow your healthcare provider’s instructions carefully.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
Clinical Significance: This test is critical for diagnosing genetic disorders early, enabling timely medical interventions, genetic counseling, or preventive measures. It helps identify carriers of recessive genetic conditions or confirms suspected hereditary diseases, guiding personalized treatment plans.
Short name
DNA Probe Test
Frequently asked questions
How long does it take to get results?
What does a positive result mean?
Can this test be used for routine health screening?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
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.
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