CHROMOSOME 18, X & Y (AMNIOTIC FLUID) - (Outlab)
What does CHROMOSOME 18, X & Y (AMNIOTIC FLUID) - (Outlab) measure?
This prenatal genetic test evaluates chromosomes 18, X and Y in amniotic fluid. It may detect changes in the number of these chromosomes, including an extra or missing copy. Healthcare professionals may order it when screening results, ultrasound findings, family history or other clinical information indicate a possible chromosomal condition. Results are interpreted along with other prenatal findings and genetic counselling, when appropriate.
This overview is educational. Use the recorded preparation, sample and lab-partner details below for collection guidance, and confirm any missing information before collection.
Compare eligible lab partners
Prices, report times and availability are shown from the catalog records for each eligible partner.
- Sample for analysis
- Confirm with the collection team
- Report time
- To be confirmed
Preparation and specimen requirements can vary by test and laboratory. Follow the instructions shown for your selected partner and any advice from your healthcare professional.