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Genetic Mutation Screening for a Specific Gene (e.g., related to blood disorders or enzyme activity)

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

This test checks for genetic mutations in a blood sample that may affect how your body processes certain substances or how blood cells function.

Quick summary

["Genetic mutations in this test may help identify conditions requiring further medical evaluation."]

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

Key facts at a glance

LOINC
35474-6
Short code
Gene XXX Mut Anl Bld/T
Synonyms
Gene XXX 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

This test detects specific changes (mutations) in the DNA sequence of a gene linked to blood-related functions. These mutations can influence how proteins produced by your genes work, potentially impacting blood cell production, enzyme function, or other metabolic processes.

Why It Might Be Ordered

Your healthcare provider may recommend this test if you have a family history of blood disorders, unexplained anemia, or symptoms like fatigue, bruising, or bleeding that suggest a genetic cause.

Sample Collection and Preparation

A blood sample will be drawn from a vein in your arm. The sample is processed to isolate DNA for mutation analysis. No special preparation is needed, but fasting may be advised depending on clinical context.

What to Expect After Testing

Results are typically reviewed by a genetic counselor or specialist. You’ll receive a detailed report explaining any mutations found and their potential implications for your health.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Frequently asked questions

This test helps identify genetic predispositions to conditions like certain blood disorders, metabolic diseases, or inherited enzyme deficiencies that may require monitoring, lifestyle adjustments, or treatment.
This test does not provide a diagnosis on its own but may prompt further testing or genetic counseling to assess risks and guide management plans.
What does a positive result mean?
A positive result indicates the presence of a mutation in the tested gene. This finding may increase your risk for specific conditions but does not always mean you will develop them. Your healthcare provider will discuss next steps, including potential genetic testing or monitoring.
Can this test be done at home?
No, this test requires a blood sample collected in a clinical setting by a healthcare professional. Genetic testing is typically performed in a lab or specialized clinic.
  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