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Gonosome anomaly
MONDO:0020058Chromosomal disorder in which the chromosomal anomaly involves an gonosome. A gonosome is a chromosome responsible for sex determination. In humans and most animals, the sex chromosomes are designated X and Y.
Also known as: Sex-chromosome anomaly
17 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
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Age matters: study hopes to boost fertility in klinefelter syndrome
Disease control CompletedThis study looked at 141 men with Klinefelter syndrome (47,XXY) to see if younger men (ages 15–22) have a better chance of finding sperm through testicular biopsy compared to older men (ages 23–55). Participants provided two semen samples, and if no sperm were found, they underwe…
Phase: NA • Sponsor: Hospices Civils de Lyon • Aim: Disease control
Last updated Jun 27, 2026 08:05 UTC
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Diabetes drug metformin tested for fragile x symptoms
Symptom relief CompletedThis study tested whether metformin, a common diabetes medication, can help improve language, behavior, and weight problems in people with fragile X syndrome. 125 participants aged 6 to 35 took either metformin or a placebo for 4 months. Researchers measured changes in language s…
Phase: PHASE2 • Sponsor: University of Alberta • Aim: Symptom relief
Last updated Jun 27, 2026 08:09 UTC
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Scientists dig into the mysteries of x and y chromosomes
Knowledge-focused CompletedThis study looked at 112 people with known differences in their sex chromosomes (X and Y) to better understand how these variations affect health, especially infertility. Participants underwent physical exams, blood and urine tests, imaging, and sensory checks over about 5 days. …
Sponsor: National Human Genome Research Institute (NHGRI) • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:07 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