“…CHD2 variants are also associated with neurodevelopmental disorders such as autism spectrum disorder (ASD), and attention deficit hyperactivity disorder (ADHD) with and without epilepsy 4,6 . Variants in CHD2 are not infrequently seen in adult psychiatric patients with or without intellectual disability and ASD, with genetic positivity predicting a higher probability of seizures 6 . De novo CHD2 mutations account for approximately 1.2% of all epileptic encephalopathy cases, 7 with developmental delay, and behavioral problems 3,8 …”