Clinical trial Recruiting at 1 site Observational Ages 18 and up Women only

Early detection of fetal chromosomal characteristics using non-invasive methods

Official title: Ultra-early Identification of Fetal Chromosomal Characteristics From Extravillous-trophoblast Cells

Run by University Hospital, Montpellier · NCT06523543 · Data updated 2026-11-12

This study is testing a new way to check for genetic issues in babies as early as the 7th week of pregnancy by using cells from the cervix of pregnant women.

Quick facts

Study typeObservational
Ages18 Years and up
SexWomen only
Enrollment25 (estimated)
SponsorUniversity Hospital, Montpellier
Academic / other
Locations1 site (Montpellier, France)
StatusRecruiting
StartedNovember 19, 2024
Main results expectedAugust 30, 2027
Study endsSeptember 1, 2028
Registry record updatedMarch 13, 2026
Trial IDNCT06523543 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are pregnant women with a singleton pregnancy between 7 and 16 weeks of amenorrhea who are at least 18 years old and can provide informed consent.

Probably not a fit

Patients who are under guardianship or legal protection, or those unable to provide informed consent, will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study aims to evaluate a novel non-invasive prenatal diagnostic method that utilizes extravillous trophoblast cells obtained from the cervix of pregnant women as early as the 7th week of pregnancy. By analyzing these cells, the researchers seek to identify fetal chromosomal abnormalities and genetic diseases much earlier than current methods allow, which typically start at the 11th week of amenorrhea. The study will involve multiple visits throughout the pregnancy to assess the effectiveness and accuracy of this approach. The goal is to provide timely and accurate genetic information to expectant mothers, particularly those at high risk for genetic disorders.

Why it matters

Potential benefit: If successful, this method could significantly reduce the anxiety and waiting time for pregnant women at risk of genetic diseases by providing early and accurate prenatal diagnostics.

How similar studies have gone: While the approach of using extravillous trophoblast cells for early genetic screening is innovative, similar non-invasive prenatal testing methods have shown promise in other studies, suggesting potential for success.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Pregnant woman
* Singleton pregnancy
* Pregnancy between 7 and 16 weeks of amenorrhea (WA)
* Woman ≥ 18 years
* Woman who has signed an informed consent
* Woman affiliated to social security or equivalent scheme

Exclusions Criteria:

* Person under guardianship or curatorship
* Person placed under legal protection
* Person unable to provide the participant with informed consent.

Where it's running

  • CHU de Montpellier
    Montpellier, France, France
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.