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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Could a common allergy drug boost brain power in kids with williams syndrome?
Disease control CompletedThis study tested a drug called clomastine fumarate in 28 children aged 3-12 with Williams syndrome, a genetic condition that causes developmental delays. The goal was to see if the drug could improve thinking, movement, and social skills by repairing brain myelin. The study used…
Phase: PHASE2 • Sponsor: Qilu Hospital of Shandong University • Aim: Disease control
Last updated Jun 27, 2026 11:03 UTC
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New combo shows promise for Tough-to-Treat myeloma
Disease control CompletedThis study tested a combination of pomalidomide and dexamethasone in 63 patients with multiple myeloma that had returned or stopped responding to treatment, and who had specific high-risk genetic changes. The goal was to see how well the drugs controlled the disease and what side…
Phase: PHASE2 • Sponsor: University Hospital, Lille • Aim: Disease control
Last updated Jun 27, 2026 09:02 UTC
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New cocktail aims to tackle tough leukemia
Disease control CompletedThis phase II study tested a combination of three drugs—ibrutinib, fludarabine, and pembrolizumab—in 15 people with high-risk or relapsed/refractory chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL). The goal was to see if the combo could produce a complete r…
Phase: PHASE2 • Sponsor: National Heart, Lung, and Blood Institute (NHLBI) • Aim: Disease control
Last updated Jun 27, 2026 09:00 UTC
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New targeted drug shows promise for Hard-to-Treat leukemia
Disease control CompletedThis study tested a drug called acalabrutinib in 48 adults with chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL) who had a specific high-risk genetic change (deletion 17p). Some participants had already tried other treatments, while others were newly diagnos…
Phase: PHASE2 • Sponsor: Acerta Pharma BV • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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Drug duo shows promise for Tough-to-Treat leukemia
Disease control CompletedThis phase II trial tested two drugs—sirolimus and azacitidine—in 57 people with high-risk myelodysplastic syndrome (MDS) or acute myeloid leukemia (AML) that had come back or didn't respond to standard treatment. The goal was to see if the combination could shrink or control the…
Phase: PHASE2 • Sponsor: Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University • Aim: Disease control
Last updated Jun 27, 2026 08:03 UTC
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Blood pressure drug may help kids with rare genetic condition
Disease control CompletedThis study tested whether minoxidil, a blood pressure medicine, can improve blood vessel health in children with Williams-Beuren syndrome. The condition causes weak blood vessels due to a missing gene. 21 children took minoxidil or a placebo for 12 months, and researchers measure…
Phase: PHASE2 • Sponsor: Hospices Civils de Lyon • Aim: Disease control
Last updated Jun 27, 2026 07:52 UTC
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New gel shows promise for rare genetic disorder in kids
Symptom relief CompletedThis study tested a gel called ZYN002, applied to the skin, in 20 children and teens (ages 4-17) with 22q11.2 deletion syndrome. The main goal was to see if the gel is safe and tolerable over 38 weeks. Researchers also looked at whether it could improve behavior and other symptom…
Phase: PHASE2 • Sponsor: Harmony Biosciences Management, Inc. • Aim: Symptom relief
Last updated Jun 27, 2026 11:00 UTC
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Stretchy skin may reveal heart risks in rare genetic condition
Knowledge-focused CompletedThis study looked at how stretchy the skin and blood vessels are in people with Williams syndrome, a genetic condition that can cause heart problems. Researchers measured skin and pulse speed in 43 participants aged 5 to 70. The goal was to learn how these tissues change over tim…
Sponsor: National Heart, Lung, and Blood Institute (NHLBI) • Aim: Knowledge-focused
Last updated Jul 04, 2026 00:00 UTC
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PET scans reveal how the brain thinks in health and disease
Knowledge-focused CompletedThis study used PET scans to measure blood flow in the frontal lobe while participants performed thinking tasks. It included healthy volunteers and people with schizophrenia or Parkinson's disease. The goal was to understand how the frontal lobe works during cognitive activities …
Sponsor: National Institute of Mental Health (NIMH) • Aim: Knowledge-focused
Last updated Jul 04, 2026 00:00 UTC
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NIH study probes hidden impact of stiff arteries in rare genetic condition
Knowledge-focused CompletedThis study looked at how blood vessel stiffness affects organs like the heart, brain, kidneys, and gut in people with Williams Syndrome (WS) or supravalvular aortic stenosis (SVAS). Researchers compared 159 participants (ages 3–85) with these conditions to healthy volunteers over…
Sponsor: National Heart, Lung, and Blood Institute (NHLBI) • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:00 UTC
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Brain scans reveal hidden differences in schizophrenia
Knowledge-focused CompletedThis study used advanced brain imaging (MRI and MEG) to look for differences in brain structure, chemistry, and activity between people with schizophrenia and healthy volunteers. Over 3,200 adults took part. The goal was to better understand the brain changes linked to schizophre…
Sponsor: National Institute of Mental Health (NIMH) • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:02 UTC
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Scientists launch DNA bank to unlock secrets of rare heart and genetic conditions
Knowledge-focused CompletedThis study collected DNA, tissue, and medical history from 305 people with Williams syndrome or supravalvar aortic stenosis (SVAS), as well as their family members and healthy volunteers. The goal was to create a resource for future research to understand why symptoms vary so muc…
Sponsor: National Heart, Lung, and Blood Institute (NHLBI) • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:00 UTC
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Physio students quizzed on disaster readiness
Knowledge-focused CompletedThis completed study surveyed 390 physiotherapy students in Turkey to see how their confidence in disaster response, psychological preparedness, and readiness to work with other healthcare professionals are related. Participants filled out online questionnaires during their regul…
Sponsor: Uşak University • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:30 UTC
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Heart transplant warning: could a simple virus test spot rejection early?
Knowledge-focused CompletedThis study followed 60 heart transplant patients for one year to see if levels of a harmless virus called TTV in the blood are linked to infections or organ rejection. Researchers took monthly blood samples alongside routine care. The goal is to find a new way to monitor transpla…
Sponsor: Assistance Publique - Hôpitaux de Paris • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:01 UTC
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Simple blood test may predict fertility treatment success
Knowledge-focused CompletedThis study looked at whether a blood test measuring certain hormones (Inhibin B and FSH) can predict the type of testicular damage in men with a condition called non-obstructive azoospermia, where no sperm are found in the semen. Researchers analyzed data from 73 men who had a su…
Sponsor: Elazıg Fethi Sekin Sehir Hastanesi • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:06 UTC
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Could a simple questionnaire unlock the secrets of Kids' eating disorders?
Knowledge-focused CompletedThis study tested a new parent questionnaire called ORALQUEST to assess feeding and eating disorders in children aged 9 months to 6 years. Researchers included 338 children with chronic conditions like heart defects or autism, as well as those with picky eating. The goal was to s…
Sponsor: Assistance Publique - Hôpitaux de Paris • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:04 UTC
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Eye-Tracking reveals clues to autism in Children's gaze
Knowledge-focused CompletedThis study measured how children with and without autism look at faces, body movements, and objects using eye-tracking technology. Researchers wanted to see if visual patterns could help understand social differences in autism. 150 children took part, including those with autism …
Sponsor: Institut National de la Santé Et de la Recherche Médicale, France • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:01 UTC
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New study tracks why some women have lasting pain after C-Section
Knowledge-focused CompletedThis completed study followed 477 women in Denmark who had a planned cesarean delivery. Researchers used text-message surveys to track pain levels, medication use, and how pain affected daily life over several months. The goal was to better understand how common persistent pain i…
Sponsor: Nordsjaellands Hospital • Aim: Knowledge-focused
Last updated Jun 26, 2026 12:36 UTC