Severe intellectual disability-progressive spastic diplegia syndrome
MONDO:0014035Severe intellectual disability-progressive spastic diplegia syndrome is a rare condition that has been described in a few people with severe intellectual disability. Other signs and symptoms include progressive microcephaly (very small head); ataxia (lack of coordination); spasticity ; and/or skin, hair and mild facial anomalies. It is caused by changes (mutations) in the CTNNB1 gene and it is inherited in an autosomal dominant fashion. Treatment is based on the signs and symptoms present in each person.
Also known as: CTNNB1 syndrome, MRD19, autosomal dominant intellectual disability 19, intellectual disability, autosomal dominant type 19, mental retardation, autosomal dominant type 19, neurodevelopmental disorder with spastic diplegia and visual defects, severe intellectual disability-progressive spastic diplegia syndrome, CTNNB1-related intellectual disability
36 clinical trials for this condition and its sub-types.
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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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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