Poster Session 1-21 Thrombocytopenia

[PS1-21-4] Acquired a megakaryocytic thrombocytopenic purpura possibly induced by anti-PD-1 antibody nivolumab

Satoshi Iyama¹, Soushi Ibata^1,2, Yusuke Sugama^1,2, Masahiro Yoshida^1,2, Ayumi Tatekoshi¹, Akari Goto^1,2, Shohei Kikuchi¹, Hiroshi Ikeda¹, Chisa Fujita², Kazuyuki Murase^1,2, Koichi Takada^1,2, Daisuke Takahashi³, Junji Kato², Masayoshi Kobune¹ (1.Dept. Hematology, Sapporo Medical Univ., Sapporo, Japan, 2.Dept. Medical Oncology, Sapporo Medical Univ., Sapporo, Japan, 3.Japanese Red Cross Hokkaido Block Blood Center, Sapporo, Japan)