Atrial Heart Septal Defect, also known as atrial septal defect, is related to patent foramen ovale and interatrial communication. An important gene associated with Atrial Heart Septal Defect is NKX2-5 (NK2 Homeobox 5), and among its related pathways/superpathways are Nervous system development and Cardiac conduction. The drugs Acetylsalicylic acid and Clopidogrel have been mentioned in the context of this disorder. Affiliated tissues include heart and lung, and related phenotypes are homeostasis/metabolism and growth/size/body region