About this test
Non-invasive screening for trisomy 21/18/13 and sex-chromosome aneuploidy from maternal blood (≥10 weeks).
Parameters
A parameter breakdown is not available for this entry. Contact the centre for the exact investigation details.
Sample & preparation
- Sample
- Maternal blood in cfDNA tube (Streck/Cell-Free), room temperature
- Preparation
- Gestation ≥10 weeks; recent USG report; consent. Not valid after vanishing twin/transplant – inform lab.
Confirm preparation and reporting time with OnePLUS when booking. Your referring clinician can advise which investigation is appropriate.