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Serum or plasma substance concentration for a genetic mutation marker (e.g., specific protein or peptide associated with a hereditary condition)

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

This test measures a substance in your blood linked to a genetic mutation that may indicate an inherited condition. It helps identify whether you carry a specific mutation that could affect your health.

Quick summary

["This test helps assess your risk for inherited genetic disorders by detecting a specific mutation in your blood."]

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

Key facts at a glance

LOINC
36911-6
Short code
SCA gene Mut Anl Bld/T
Synonyms
SCA 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

What This Test Measures

The test detects the presence of a particular protein or peptide in your serum or plasma that is associated with a known genetic mutation. This marker may be elevated or present in certain genetic conditions, helping doctors identify potential hereditary risks.

Why It Matters in Your Health

Identifying this genetic marker can help determine if you are at risk for conditions like metabolic disorders, certain cancers, or other hereditary diseases. Early detection may allow for preventive measures or closer monitoring.

Common Uses

Doctors may order this test if you have a family history of genetic disorders, symptoms of a suspected hereditary condition, or if you are part of a genetic screening program.

How the Test Works

Blood is drawn and processed to separate serum or plasma. The test then uses a specialized method (such as immunoassay) to measure the concentration of the specific genetic marker in your sample.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Genetic mutation marker screening

Frequently asked questions

What does a positive result mean?
A positive result means the genetic marker is present at levels consistent with the known mutation. This does not confirm a diagnosis but may indicate an increased risk for a hereditary condition. Further genetic testing or evaluation by a specialist may be needed.
Will this test show if I have a disease?
This test measures a marker linked to a specific mutation, not the disease itself. It can help identify genetic risk but may not detect all possible conditions. A doctor will interpret results in the context of your symptoms, family history, and other tests.
How often should I get this test?
Your doctor will determine the frequency based on your health needs, family history, and whether you are part of a monitoring program for hereditary conditions. Follow-up may depend on initial results and ongoing medical advice.
  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