Genetic test for single nucleotide polymorphism (SNP) in the *SNP_HFLUSAGAL_DNA* region (likely related to a gene associated with fluid balance or electrolyte regulation, such as aldosterone-related mechanisms)
This test checks for a specific genetic variation that may influence how your body handles certain fluids or electrolytes, such as sodium or potassium balance.
["Understanding your genetic variation could help doctors tailor treatments for conditions like high or low blood pressure or fluid imbalances."]
Key facts at a glance
- LOINC
- 62493-2
- Short code
- S pn+HFLU+S agal DNA XXX NAA+pr
- Synonyms
- S pn+HFLU+S agal DNA XXX NAA+pr
- Category
- coagulation
- 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
This test examines a DNA sequence variation in a gene linked to fluid regulation. Variations in this region may affect how your body processes hormones like aldosterone, which help maintain proper sodium and water balance in your blood.
Why It Might Be Ordered
Your doctor may recommend this test if you have symptoms like unexplained fluid retention, high or low blood pressure, or conditions such as primary hyperaldosteronism. It can also be part of genetic screening for certain inherited disorders.
How the Test Works
A small blood sample is taken to extract DNA. Specialized lab techniques identify whether the specific genetic variation is present. This process helps determine if the variation may influence your body’s fluid or electrolyte balance.
What to Expect Before the Test
No special preparation is needed for this genetic test. You may have a simple blood draw, similar to other routine blood tests. If you’re concerned about the test, discuss any questions with your healthcare provider.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
Genetic variations in this region can impact hormone function, potentially leading to conditions like hypertension (high blood pressure), kidney issues, or fluid imbalances. Identifying these variations can help guide treatment plans, such as medication adjustments or lifestyle changes to manage blood pressure or electrolyte levels.
Frequently asked questions
What does this test tell me about my health?
Will I need to take any special steps after this test?
Could this test affect my insurance or treatment options?
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