Myeloproliferative Disorder, Chronic, with Eosinophilia, also known as myeloproliferative disorder with eosinophilia, is related to hypereosinophilic syndrome and myeloproliferative neoplasm. An important gene associated with Myeloproliferative Disorder, Chronic, with Eosinophilia is PDGFRB (Platelet Derived Growth Factor Receptor Beta), and among its related pathways/superpathways are Infectious disease and PI3K-Akt signaling pathway. The drugs Fludarabine and Tacrolimus have been mentioned in the context of this disorder. Affiliated tissues include bone marrow and myeloid, and related phenotypes are eosinophilia and myeloproliferative disorder