Atypical Rett syndrome
MONDO:0017746A neurodevelopmental disorder that is diagnosed when a child presents with a Rett-like syndrome but does not fulfill all the diagnostic criteria for typical Rett syndrome (classic/typical RTT).
Also known as: Rett syndrome variant, atypical RTT, Rett like syndrome
33 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
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Gene therapy breakthrough? new trial targets rare brain disorder FOXG1
Disease control Not yet recruitingThis early-stage trial tests a new gene therapy called FRF-001 for FOXG1 syndrome, a rare genetic disorder that affects brain development. The therapy is given as a single injection into the brain's fluid spaces. The study will include 12 children and adults and will check for sa…
Phase: PHASE1, PHASE2 • Sponsor: FOXG1 Research Foundation • Aim: Disease control
Last updated Jun 27, 2026 08:13 UTC
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New drug trial aims to tame seizures in rare childhood disorder
Disease control Not yet recruitingThis study tests whether the drug ganaxolone can reduce seizures in children aged 6 months to 2 years with CDKL5 deficiency disorder, a rare genetic condition causing hard-to-control seizures. Twenty children will receive either ganaxolone or a placebo alongside their usual seizu…
Phase: PHASE3 • Sponsor: Immedica Pharma AB • Aim: Disease control
Last updated Jun 27, 2026 08:00 UTC
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Saliva test may unlock genetic secrets missed by blood tests
Diagnosis Not yet recruitingThis study tests whether a simple saliva swab can find genetic causes of neurodevelopmental or intellectual disorders when standard blood tests have not. Researchers will use advanced DNA sequencing on cheek cells from 50 participants. The goal is to improve diagnosis and help gu…
Sponsor: Centre Hospitalier Universitaire de Besancon • Aim: Diagnosis
Last updated Jun 27, 2026 12:07 UTC
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French SOSI-M test under study for kids with developmental disorders
Diagnosis Not yet recruitingThis study aims to validate a French translation of the SOSI-M test, which measures sensory integration in children. Researchers will film 60 children (30 healthy, 30 with mild to moderate neurodevelopmental disorders) taking the test and compare scores. The goal is to see if the…
Phase: NA • Sponsor: Haute Ecole Ilya Prigogine • Aim: Diagnosis
Last updated Jun 27, 2026 08:12 UTC
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Hot baths tested as seizure treatment for rare childhood disorder
Symptom relief Not yet recruitingThis study tests whether taking a daily hot bath (40-42°C for 20 minutes) at home can reduce epileptic seizures in children with CDKL5 deficiency disorder. The trial will include 34 children aged 6 months to 14 years whose seizures are not controlled by medication. Researchers wi…
Phase: NA • Sponsor: Xuanwu Hospital, Beijing • Aim: Symptom relief
Last updated Jun 27, 2026 12:36 UTC
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Can sensory tests improve counseling for kids with developmental disorders?
Knowledge-focused Not yet recruitingThis study will test whether using results from a sensory integration assessment can improve counseling for children aged 3-12 with neurodevelopmental problems like sensory sensitivity or coordination difficulties. Researchers will measure changes in sensory processing and daily …
Sponsor: Yeditepe University • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:00 UTC
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New study explores low-tech aids to help non-verbal kids with autism communicate
Knowledge-focused Not yet recruitingThis study looks at using simple, low-cost communication tools like picture boards and gestures for children with autism who have trouble speaking. It involves 500 children and their caregivers in rural Virginia and western Kenya. The goal is to find better ways to match each chi…
Phase: NA • Sponsor: Indiana University • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:32 UTC
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New digital Game-Like tests aim to spot learning disorders earlier in kids
Knowledge-focused Not yet recruitingThis study will use a digital platform with game-like tasks to measure thinking and reading skills in 300 children aged 3-11 who are suspected of having a neurodevelopmental disorder. The goal is to create detailed cognitive profiles before a formal diagnosis, helping to identify…
Sponsor: IRCCS Eugenio Medea • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:23 UTC