title: Leukocytosis is linked to thrombosis at diagnosis, while JAK2 V617F mutation is associated with thrombosis during the course of essential thrombocythemia.
authors.affiliation: Hematology Division, Tokyo Medical University, 6-7-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, 169-0023, Japan. ohyashik@rr.iij4u.or.jp.
authors.forename: Kazuma
authors.initials: K
authors.lastname: Ohyashiki
authors.affiliation: Hematology Division, Tokyo Medical University, 6-7-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, 169-0023, Japan.
authors.forename: Toru
authors.initials: T
authors.lastname: Kiguchi
authors.affiliation: Hematology Division, Tokyo Medical University, 6-7-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, 169-0023, Japan.
authors.forename: Yoshikazu
authors.initials: Y
authors.lastname: Ito
authors.affiliation: Hematology Division, Tokyo Medical University, 6-7-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, 169-0023, Japan.
authors.forename: Hiroaki
authors.initials: H
authors.lastname: Fujimoto
authors.affiliation: Hematology Division, Tokyo Medical University, 6-7-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, 169-0023, Japan.
authors.forename: Akihiko
authors.initials: A
authors.lastname: Gotoh
authors.affiliation: Hematology Division, Tokyo Medical University, 6-7-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, 169-0023, Japan.
authors.forename: Tetsuzo
authors.initials: T
authors.lastname: Tauchi
authors.affiliation: Hematology Division, Tokyo Medical University, 6-7-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, 169-0023, Japan.
authors.forename: Keisuke
authors.initials: K
authors.lastname: Miyazawa
authors.affiliation: Hematology Division, Tokyo Medical University, 6-7-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, 169-0023, Japan.
authors.forename: Yukihiko
authors.initials: Y
authors.lastname: Kimura
authors.affiliation: Intractable Immune System Diseases Research Center, Tokyo Medical University, Tokyo, Japan.
authors.forename: Junko H
authors.initials: JH
authors.lastname: Ohyashiki
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D053614:Janus Kinase 2 / Q000235:genetics / Q000378:metabolism*; D007964:Leukocytosis / Q000150:complications / Q000175:diagnosis* / Q000201:enzymology* / Q000235:genetics; D008297:Male; D008875:Middle Aged; D009154:Mutation / Q000235:genetics; D010649:Phenylalanine / Q000235:genetics / Q000378:metabolism; D013920:Thrombocythemia, Essential / Q000150:complications* / Q000201:enzymology* / Q000235:genetics; D013927:Thrombosis / Q000150:complications / Q000175:diagnosis* / Q000201:enzymology* / Q000235:genetics; D014633:Valine / Q000235:genetics / Q000378:metabolism
chemical_list: D010649:Phenylalanine; D053614:Janus Kinase 2; D014633:Valine