Hernia, Hiatus, also known as hiatal hernia, is related to displacement of cardia through esophageal hiatus and esophagitis. An important gene associated with Hernia, Hiatus is ATP12A (ATPase H+/K+ Transporting Non-Gastric Alpha2 Subunit), and among its related pathways/superpathways are FOXA2 and FOXA3 transcription factor networks and Antipsychotics Pathway (Metabolic Side Effects), Pharmacodynamics. The drugs Morphine and Acetaminophen have been mentioned in the context of this disorder. Affiliated tissues include small intestine and liver, and related phenotypes are hiatus hernia and abnormal thorax morphology