Mosaic trisomy 18
MONDO:0700031Trisomy 18 in which the presence of an extra copy of chromosome 18 is present only in some of the cells of the organism.
3 clinical trials for this condition and its sub-types, 0 tagged with Mosaic trisomy 18 itself.
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A simple blood draw could one day detect down syndrome in pregnancy
Diagnosis Recruiting nowResearchers are collecting blood samples from pregnant women at higher risk of having a baby with a chromosomal condition. The goal is to develop a noninvasive prenatal test that looks at cell-free DNA in the mother's blood to detect Down syndrome. Participants give blood between…
Sponsor: Sequenom, Inc. • Aim: Diagnosis
Last updated Sep 11, 2026 00:00 UTC
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New prenatal blood test aims to detect genetic disorders without invasive procedures
Diagnosis Recruiting nowThis study is testing a new blood test that looks for fetal cells in the mother's blood to detect genetic conditions like Down syndrome. The test will be compared to standard diagnostic methods such as amniocentesis or newborn testing. The study involves 1,000 pregnant individual…
Sponsor: BillionToOne Inc. • Aim: Diagnosis
Last updated Jun 27, 2026 13:06 UTC
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Massive study aims to unlock secrets of rare chromosome 18 disorders
Knowledge-focused Recruiting nowThis study is gathering medical and educational information from up to 4,000 people with chromosome 18 abnormalities and their families. The goal is to better understand these rare conditions and provide better resources and care. Participants must be at least one year old and in…
Sponsor: The University of Texas Health Science Center at San Antonio • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:08 UTC