Thrombocytopenia, also known as platelet dysfunction nos, is related to immune thrombocytopenia and amegakaryocytic thrombocytopenia, congenital, 1. An important gene associated with Thrombocytopenia is ANKRD26 (Ankyrin Repeat Domain Containing 26), and among its related pathways/superpathways are Signal Transduction and Response to elevated platelet cytosolic Ca2+. The drugs Clarithromycin and Amoxicillin have been mentioned in the context of this disorder. Affiliated tissues include bone marrow and bone, and related phenotypes are homeostasis/metabolism and immune system