Novel Copy Number Deletion Involving NUS1 Associated With Epilepsy, Tremor, and Intellectual Disability.

Copy number variations (CNVs) contribute to various disorders including intellectual disability, developmental disorders, and cancer. This study identifies a de novo 2.62 Mb deletion at 6q22.1_q22.31, implicating the NUS1 gene in epilepsy, spinal abnormalities, and intellectual disability, thereby expanding its known phenotypic associations.