Polycythemia, also known as polycythaemia due to high altitude, is related to acquired polycythemia and stress polycythemia. An important gene associated with Polycythemia is JAK2 (Janus Kinase 2), and among its related pathways/superpathways are Signal Transduction and TGF-Beta Pathway. The drugs Acetazolamide and Panobinostat have been mentioned in the context of this disorder. Affiliated tissues include bone marrow and bone, and related phenotypes are homeostasis/metabolism and growth/size/body region