Syndrome caused by partial chromosomal deletion
MONDO:0000761A chromosomal disorder consisting of the absence of a part of a chromosome.
Also known as: microdeletion syndrome, chromosomal deletion syndrome
51 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
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Radioactive microspheres aimed at prostate cancer: early safety trial underway
Disease control OngoingThis early study tests the safety of TheraSphere PCa, tiny radioactive glass beads injected into the prostate to treat localized prostate cancer. The trial involves 36 men with favorable intermediate-risk cancer and aims to find the maximum safe radiation dose. Researchers will m…
Phase: NA • Sponsor: Boston Scientific Corporation • Aim: Disease control
Last updated Jun 27, 2026 14:02 UTC
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Fertility drug trial for men with no sperm pulled before it began
Disease control TerminatedThis study aimed to see if the drug clomiphene citrate could help men with a condition called non-obstructive azoospermia, where the body produces little to no sperm. The plan was to give the drug or a placebo for nine months, then check if sperm could be found in the semen or th…
Phase: PHASE3 • Sponsor: Hospices Civils de Lyon • Aim: Disease control
Last updated Jun 27, 2026 14:00 UTC
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Can acne drug or hormone shots help men with low sperm count?
Disease control ENROLLING_BY_INVITATIONThis study tests two treatments—isotretinoin (an acne medication) and hCG (a hormone)—to see if they can help men with low or no sperm count produce moving sperm. About 100 men aged 19 to 50 will take one of the drugs for three months. The goal is to find new options for male inf…
Phase: PHASE2 • Sponsor: University of Nebraska • Aim: Disease control
Last updated Jun 27, 2026 12:10 UTC
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Could an allergy drug boost brain function in williams syndrome?
Disease control OngoingThis phase 2 trial tests whether clemastine, a common allergy medication, can improve thinking, motor skills, and social abilities in people with Williams syndrome. The study includes 30 participants aged 6 to 30 and uses a double-blind, placebo-controlled design to measure safet…
Phase: PHASE2 • Sponsor: Sheba Medical Center • Aim: Disease control
Last updated Jun 27, 2026 09:10 UTC
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Milder stem cell transplant shows promise for kids with immune disorders
Disease control OngoingThis study tests a stem cell transplant using a milder chemotherapy-like regimen to treat children and young adults (up to age 28) with various immune system disorders. The goal is to help the donor stem cells settle in the body with fewer side effects. The study involves 20 part…
Phase: PHASE2 • Sponsor: Washington University School of Medicine • Aim: Disease control
Last updated Jun 27, 2026 09:06 UTC
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Double transplant breakthrough offers hope for rare immune disorder patients
Disease control ENROLLING_BY_INVITATIONThis study tests a new approach for people aged 5 to 45 with primary immune deficiencies and end-stage lung disease. Participants receive a double lung transplant followed by a stem cell transplant from the same donor. The goal is to see if this combined procedure is safe and can…
Phase: PHASE1, PHASE2 • Sponsor: Paul Szabolcs • Aim: Disease control
Last updated Jun 27, 2026 08:04 UTC
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New program aims to ease burden on families of kids with rare diseases
Symptom relief ENROLLING_BY_INVITATIONThis study tests a program called FACE-Rare, designed to support family caregivers of children with rare, life-limiting diseases. The program includes three sessions to help families prepare for future medical decisions and improve their quality of life. Researchers will compare …
Phase: NA • Sponsor: Children's National Research Institute • Aim: Symptom relief
Last updated Jun 27, 2026 09:00 UTC
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Zapped nerves: study planned to boost recovery after surgery — but never started
Knowledge-focused TerminatedThis study was designed to see if giving a short, mild electrical stimulation to compressed nerves during surgery could speed up recovery of strength and function. It planned to include people with nerve compression in the spine or limbs who were already scheduled for decompressi…
Phase: NA • Sponsor: Wake Forest University Health Sciences • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:01 UTC
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Rare disease mystery: NIH launches deep dive into Smith-Magenis syndrome
Knowledge-focused OngoingThis study follows nearly 600 people with Smith-Magenis syndrome (SMS), a rare genetic condition, to track how their health, behavior, and development change over time. Researchers will perform detailed medical exams, genetic tests, and surveys to better understand the syndrome's…
Sponsor: National Human Genome Research Institute (NHGRI) • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:36 UTC
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Prostate cancer recurrence study pulled before it even started
Knowledge-focused TerminatedThis study aimed to test a focused radiation treatment (HDR brachytherapy) for men whose prostate cancer returned only in the prostate gland after earlier radiation therapy. It planned to enroll adults with biopsy-confirmed recurrence seen on a special PET scan. However, the stud…
Phase: NA • Sponsor: University of Rochester • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:54 UTC
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10,000 genomes scoured for clues to rare brain diseases
Knowledge-focused ENROLLING_BY_INVITATIONThis study will analyze DNA from 10,000 people with suspected rare genetic disorders affecting the brain. Researchers will map structural changes in chromosomes to find which genes cause disease. The goal is to improve genetic diagnosis and lay groundwork for future treatments.
Sponsor: Karolinska Institutet • Aim: Knowledge-focused
Last updated Jun 26, 2026 13:56 UTC