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Genetic sequencing of whole blood for full mutation analysis of specified genes

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

This test involves analyzing your blood to check for specific genetic mutations in certain genes that may be linked to inherited conditions.

Quick summary

["Helps identify potential genetic risks or conditions through blood-based genetic testing."]

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

Key facts at a glance

LOINC
94225-0
Short code
TTR gene Full Mut Anl Bld/T Seq
Synonyms
TTR gene Full Mut Anl Bld/T Seq
Category
chemistry
Sample
whole-blood
Container
Lavender-top (EDTA)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
sequencing
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 examines DNA from your blood sample to detect variations (mutations) in targeted genes. It looks for changes in the genetic code that could influence how your body functions or increase the risk of certain diseases.

How the Test Works

Blood is collected and processed to extract DNA. Advanced sequencing technology reads the genetic material to identify any mutations in the specified genes. Results are compared against known genetic references to determine if mutations are present.

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 are at higher risk due to ethnicity or other factors.

Preparation

No special preparation is needed for this test. You may eat and drink normally before your blood draw. Follow any specific instructions your healthcare provider gives you.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Genetic sequencing tests like this can help diagnose conditions early, guide treatment plans, or inform decisions about family planning. They are particularly useful for conditions with a strong genetic component.

Frequently asked questions

What does a positive result mean?
A positive result indicates the presence of specific genetic mutations in your blood. This finding may suggest an increased risk for certain inherited conditions or diseases. Your healthcare provider will discuss the implications with you based on the specific genes analyzed and your clinical context.
Will this test show all possible genetic conditions?
No, this test only checks for mutations in the specific genes selected for analysis. There may be other genes or mutations not included in this test that could be relevant to your health. Comprehensive genetic testing may be needed for a full assessment.
How long will it take to get results?
Results from genetic sequencing tests can take several weeks to months, depending on the complexity of the test and the volume of samples being processed. Your healthcare provider will contact you once results are available.
  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