RT Book, Section A1 Kaushansky, Kenneth A2 Kaushansky, Kenneth A2 Levi, Marcel SR Print(0) ID 1148371885 T1 Reactive Thrombocytosis T2 Williams Hematology Hemostasis and Thrombosis YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9781260117080 LK hemonc.mhmedical.com/content.aspx?aid=1148371885 RD 2024/04/19 AB SUMMARYThe three major pathophysiologic causes of thrombocytosis are (1) clonal, including essential (or primary) thrombocythemia and other myeloproliferative neoplasms; (2) familial, including rare cases of nonclonal myeloproliferation resulting from thrombopoietin and thrombopoietin receptor mutations; and (3) reactive, in which thrombocytosis occurs secondary to a variety of acute and chronic clinical conditions. This chapter deals with the latter causes of thrombocytosis.