CASK-related developmental difficulties varied widely in a newly studied group
A comparison with published cases found a broader range of difficulties, including sleep and vision concerns that earlier reports had not emphasized.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
The newer group showed wide variation in development and daily functioning. Severe or profound intellectual disability was less common than in published cases, while sleep difficulties and cerebral visual impairment emerged as frequent concerns. These observations broaden the description of CASK-related disorder but cannot predict an individual child's abilities or future course.
This abstract-based summary compares groups drawn from different sources: published reports and a newly recruited cohort. It cannot resolve whether differences reflect who was diagnosed or whose case was published.
Describing a broader spectrum
Caregivers supplied medical histories and completed standardized developmental measures. Researchers compared the group's characteristics with published cases, examining everyday abilities, movement, vision and social-emotional behavior to describe the range of difficulties.
An association within the group
Within the newer group, epilepsy was associated with intellectual disability severity after accounting for age. This relationship does not establish that epilepsy caused the disability or explain how either feature developed over time.
The original publication
The neurodevelopmental spectrum of CASK-related disorder.
Martin J, Mavrogalou-Foti A, Eck J et al.
J Neurodev Disord · 2025
- PubMed ID
- 41039189
- Record checked
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