Periventricular Nodular Heterotopia, also known as periventricular heterotopia, is related to periventricular nodular heterotopia 9 and van maldergem syndrome 2. An important gene associated with Periventricular Nodular Heterotopia is FLNA (Filamin A), and among its related pathways/superpathways are Cytoskeletal Signaling and Neurogenesis regulation in the olfactory epithelium. Affiliated tissues include brain and fetal brain, and related phenotypes are scoliosis and gastroesophageal reflux