<unk>  is a laboratory finding rather than a diagnosis, and can arise from different pathologic processes.  Causes of<unk>  fall into three general groups: primary<unk>  (caused by a proliferative neoplasm in the bone marrow), reactive<unk>  (another disease process creates high levels of cytokines that induce the bone marrow to produce eosinophils), and idiopathic.
Eosinophilia pathophysiology
Polycythemia pathophysiology
Thrombophilia pathophysiology
Thrombocytopenia pathophysiology
Cryoglobulinemia risk factors
Myelofibrosis pathophysiology
Idiopathic thrombocytopenic purpura pathophysiology
Microscopic polyangiitis risk factors