Gonadal dysgenesis
MONDO:0001967A congenital disorder characterized by the presence of extremely hypoplastic gonads preventing the development of secondary sex characteristics.
31 clinical trials for this condition and its sub-types, 1 tagged with Gonadal dysgenesis itself.
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Sub-types of Gonadal dysgenesis
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Turner syndrome 28 trials
3 sub-types
- Turner syndrome due to structural X chromosome anomalies 0 trials
- Mixed gonadal dysgenesis 0 trials
- Monosomy X 0 trials Sub-types →
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46 XX gonadal dysgenesis 1 trial
11 sub-types
- SERKAL syndrome 0 trials
- Ovarian dysgenesis 1 0 trials
- Ovarian dysgenesis 10 0 trials
- Ovarian dysgenesis 11 0 trials
- Ovarian dysgenesis 2 0 trials
- Ovarian dysgenesis 3 0 trials
- Ovarian dysgenesis 5 0 trials
- Ovarian dysgenesis 6 0 trials
- Ovarian dysgenesis 7 0 trials
- Ovarian dysgenesis 8 0 trials
- Ovarian dysgenesis 9 0 trials
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46,XY complete gonadal dysgenesis 0 trials · 1 incl. sub-types
12 sub-types
- 46,XY sex reversal 5 1 trial
- 46,XY disorder of sex development due to testicular 17,20-desmolase deficiency 0 trials
- 46,XY gonadal dysgenesis-motor and sensory neuropathy syndrome 0 trials
- 46,XY sex reversal 1 0 trials
- 46,XY sex reversal 10 0 trials
- 46,XY sex reversal 11 0 trials
- 46,XY sex reversal 2 0 trials
- 46,XY sex reversal 3 0 trials
- 46,XY sex reversal 4 0 trials
- 46,XY sex reversal 6 0 trials
- 46,XY sex reversal 7 0 trials
- 46,XY sex reversal 9 0 trials
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45,X/46,XY mixed gonadal dysgenesis 0 trials
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Testicular dysgenesis syndrome 0 trials
Most studied deeper sub-types
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Frozen ovary tissue awakened to restore fertility in women with early menopause
Disease control CompletedThis study tested a new technique to help women with primary ovarian insufficiency (early ovarian failure) become pregnant. Doctors removed one ovary, treated small pieces of it with drugs to wake up dormant eggs, and then transplanted the tissue back into the patient. After moni…
Sponsor: The First Affiliated Hospital of Zhengzhou University • Aim: Disease control
Last updated Jun 27, 2026 12:38 UTC
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Can brain tests unlock the social struggles of turner syndrome?
Knowledge-focused CompletedThis study investigates why some girls with Turner syndrome find it hard to make friends, read emotions, and control their feelings. Researchers will compare 35 girls with Turner syndrome to 35 girls with isolated growth hormone deficiency, all aged 7 to 16. Through puzzles, memo…
Sponsor: University Hospital, Angers • Aim: Knowledge-focused
Last updated Aug 20, 2026 00:00 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