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Genetic analysis for specific gene variants in serum/plasma (e.g., for hereditary conditions)

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

This test checks for certain gene mutations in your blood that may be linked to inherited disorders.

Quick summary

["Genetic testing helps identify potential inherited conditions that could affect you or your family."]

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

Key facts at a glance

LOINC
100873-9
Short code
G. lamblia tpi gene Spec-Geno
Synonyms
G. lamblia tpi gene Spec-Geno
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
molgen
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 involves analyzing your blood sample for specific DNA sequences or gene variants. It may detect mutations associated with conditions like metabolic disorders, cardiovascular risks, or other hereditary diseases. The method used could include advanced genetic sequencing or targeted molecular techniques to identify these variants precisely.

Why It’s Done

Your healthcare provider may recommend this test if you have a family history of certain genetic disorders, if you’re planning pregnancy, or if symptoms suggest a genetic condition. It can also be used for prenatal screening, carrier testing, or diagnosing undiagnosed conditions.

Sample Collection and Preparation

A blood sample is drawn from a vein, typically in your arm. The sample is then processed to isolate DNA from your serum or plasma for genetic analysis. This process ensures the highest accuracy in detecting gene variants.

What to Expect Before the Test

No special preparation is usually needed, but you may be asked to fast or avoid certain medications for a short period, depending on the test’s requirements. Always follow your healthcare provider’s instructions.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Frequently asked questions

How long does it take to get results?
Results can take anywhere from a few days to several weeks, depending on the complexity of the genetic analysis and the lab’s workload. Your healthcare provider will contact you once results are available.
What does a positive result mean?
A positive result indicates the presence of a gene variant associated with a potential inherited condition. This finding should be interpreted by a healthcare professional or genetic counselor, who can explain the implications and next steps based on your specific situation.
Can I choose which genes are tested?
Sometimes, testing can be tailored to specific genes of interest, such as those linked to a known family history or suspected condition. However, some tests may cover a broader range of genes, depending on the provider’s protocol.
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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