Developmental and Epileptic Encephalopathy 19, is also known as epileptic encephalopathy, early infantile, 19, and has symptoms including absence seizures and myoclonic seizures. An important gene associated with Developmental and Epileptic Encephalopathy 19 is GABRA1 (Gamma-Aminobutyric Acid Type A Receptor Subunit Alpha1). Affiliated tissues include brain, and related phenotypes are intellectual disability and global developmental delay