• Is this test intended only for infants?

No, the analysis can be performed at any age if symptoms suggesting either syndrome are present.

• Does this test replace other genetic screenings?

Methylation analysis is the primary diagnostic step, but a doctor may recommend additional tests to identify the specific genetic cause.

PWS/AS Methylation Analysis Price | Lahalak Medical Platform

Lahalak Medical PlatformDifferentiate Care

Medical notice: this information is for education and service understanding. It is not a diagnosis or a recommendation for an unnecessary procedure.

About this service

A specialized laboratory test analyzing DNA methylation patterns in the 15q11-q13 region to diagnose neurodevelopmental disorders associated with Prader-Willi and Angelman syndromes.

Indications for Testing

Significant developmental delays in infants
Severe muscle weakness (Hypotonia)
Frequent, unexplained bursts of laughter
Feeding difficulties or excessive hunger

What Does the Test Measure?

Analyzes the DNA methylation pattern in a specific region of chromosome 15
Determines if the genetic defect is due to missing paternal or maternal genes
Considered the gold standard test for confirming these syndromes

Importance of Early Diagnosis

Initiating early intervention and physical therapy programs
Managing nutrition to prevent obesity in PWS cases
Managing seizures and sleep issues in Angelman syndrome cases

What is included?

✓Blood sample collection
✓DNA analysis
✓Laboratory results report

Conditions and notices

Fasting is not required
No special conditions required before the test

Frequently Asked Questions

Short answers to the FAQs published with this service.

• What is the purpose of this methylation analysis?

The test aims to diagnose Prader-Willi and Angelman syndromes by detecting abnormalities in genes located on chromosome 15.

• Does the test require fasting before sample collection?

No, this genetic test does not require fasting or any prior dietary preparations.

• How is the sample for the analysis collected?

A simple blood sample is drawn from a vein in the arm at the lab or through home collection services.

• When are the methylation test results usually available?

Service resources and references

References and additional resources

Reference material and files associated with this service when available.

Scientific references

National Organization for Rare Disorders (NORD)
National Institutes of Health (NIH)

Genetic Test for PWS and AS

About this service

Indications for Testing

What Does the Test Measure?

Importance of Early Diagnosis

What is included?

Conditions and notices

Frequently Asked Questions

References and additional resources

Scientific references

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