Pacific · Fragile X Carrier Testing – Carrier Screen
Fragile X Carrier Testing – Carrier Screen in Alaska
This page explains the fragile x carrier testing – carrier screen, what it measures, and how to order it. Fragile X carrier testing can help identify if you carry a gene mutation associated with Fragile X syndrome.
What this test is
This test analyzes your DNA to detect changes in the FMR1 gene, which can cause Fragile X syndrome. Identifying these changes can help assess the risk of passing the condition to your children.
What it measures
- FMR1 Gene Analysis — detects changes associated with Fragile X syndrome
What the test involves
A sample is collected through a standard blood draw from a vein in your arm. The collected blood is then sent to the laboratory for analysis.
Why it is often ordered
Clinicians may order this test for individuals with a family history of Fragile X syndrome or intellectual disability. It can also be part of broader genetic screening for reproductive planning.
Preparation
Follow the specific preparation instructions provided by the laboratory. These may include guidelines on eating or drinking before your test.
How results are reported
Results are typically reported within a few business days and will indicate whether a change in the FMR1 gene was detected. Reference ranges and specific interpretations can vary between laboratories.
Before you go
- Specific preparation instructions
- Estimated turnaround time
- How results will be delivered
Cities
Fragile X Carrier Testing – Carrier Screen in Alaska communities
Choose your city for local context and to request this test.