Genetic mutation analysis for the NPPC gene (NPPA/CNPY variant detection)
This test checks for specific genetic changes in the NPPC gene, which may be linked to certain metabolic conditions. It’s often ordered if you have symptoms or a family history of conditions like familial hypercholesterolemia or related metabolic disorders.
["This test helps identify genetic variations that could influence how your body processes certain substances."]
Key facts at a glance
- LOINC
- 34505-8
- Short code
- NPDC gene Mut Anl Bld/T
- Synonyms
- NPDC gene Mut Anl Bld/T
- Category
- chemistry
- Sample
- whole-blood
- Container
- Lavender-top (EDTA)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- molgen
- Specimen volume
- 3 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h
- Hemolysis max
- 0
- Lipemia max
- 0
- Icterus max
- 0
- TAT
- 4–24 hours
- Order
- routine
Why This Test Might Be Ordered
Your healthcare provider may recommend this test if you have symptoms such as high cholesterol, unexplained heart issues, or a family history of metabolic disorders. It’s also used in genetic counseling or pre-symptomatic screening for certain inherited conditions.
What to Expect Before the Test
You’ll need a blood sample drawn from a vein in your arm. No special preparation is usually required, but your provider may ask you to avoid certain medications or foods for a short time if instructed.
What the Test Measures
The test detects specific mutations in the NPPC gene, which encodes proteins involved in regulating blood pressure and lipid metabolism. These mutations can sometimes lead to abnormal cholesterol or blood pressure levels.
What the Results Mean
Results can be normal (no mutations found) or positive (mutations detected). Positive results may indicate an increased risk for metabolic conditions that require monitoring or management by your healthcare team.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Short name
NPPC Gene Mutation Test
Frequently asked questions
What does a positive result mean for my health?
Will I need to change my diet or take medications based on this test?
Can this test be used to diagnose a specific condition right away?
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