Oral Session 1-15C Multiple Myeloma: Clinical (1)

[OS1-15C-6] Initial extramedullary myeloma impacts overall survival via affecting post progression survival

Hiroshi Handa¹, Hiromi Koiso¹, Morio Matsumoto², Kayoko Murayama³, Hiroaki Shimizu¹, Takuma Ishizaki¹, Takayuki Saito⁴, Akio Saito², Hisashi Takei¹, Nobuhiko Kobayashi¹, Hirono Iriuchishima², Tetsuya Ishikawa¹, Yuri Miyazawa¹, Makiko Takizawa¹, Akihiko Yokohama⁵, Yohei Osaki⁶, Norifumi Tsukamoto⁶, Yoshiyuki Ogawa¹, Hirokazu Murakami⁴ (1.Hematology, Gunma University, Maebashi, Japan, 2.Hematology, NHO Shibukawa Medical Center, Shibukawa, Japan, 3.Hematology, Gunma Cancer Center, Oota, Japan, 4.Health Science, Gunma University, Maebashi, Japan, 5.Blood Transfusion Service, Gunma University, Maebashi, Japan, 6.Oncology Center, Gunma University, Maebashi, Japan)