Neurodevelopmental Disorder with Microcephaly, Hypotonia, Nystagmus, and Seizures, is also known as nedmhs. An important gene associated with Neurodevelopmental Disorder with Microcephaly, Hypotonia, Nystagmus, and Seizures is CPSF3 (Cleavage And Polyadenylation Specific Factor 3). Affiliated tissues include brain, and related phenotypes are intellectual disability and seizure