■American Heart Association Scientific Sessions 2018（November 10-12，2018，Chicago）
１．Hiromichi Naito1, Atsunori Nakao, Alexandra Weissman, Jonathan Elmer, Christian Martin-Gill, Jon C Rittenberger, Francis X Guyette, Elliott K Gozansky, Glenn S Andrews, Clifton W Callaway．Type of Prehospital Airway Management Does Not Affect Chest X-ray Abnormality in Resuscitated Out-of-Hospital Cardiac Arrest Patients．＜poster presentation＞
２．Hiroaki Hanafusa, Hiromichi Naito, Yoshiyuki Ueda, Tetsuya Yumoto, Takashi Yorifuji, Alexandra Weissman, Jon C Rittenberger, Francis X Guyette, Mamoru Fujishima, Makoto Kobayashi, Naoki Morimoto, Atsunori Nakao．Return of Spontaneous Circulation is not Affected by Gastric Distension．＜poster presentation＞
■The 14th Asia Pacific Conference on Disaster Medicine （October 16-18，2018，Kobe）
１．Atsunori Nakao, Kohei Sawada, Yasuhiro Mandai, Atsuyoshi Iida, Taihei Yamada．Medical Students Teaching Basic Life Support to Lay People．＜Oral presentation＞
２．Taihei Yamada, Takahiro Hirayama, Hiromi Ihoriya, Yoshinori Kosaki, Yasuaki Yamakawa, Tetsuya Yumoto, Atsuyoshi Iida, Kohei Tsukahara, Takaaki Osako, Hiromichi Naito, Atsunori Nakao．Issues and Prospects for Medical Education Support to Other Countries Ascertained from the Project for Enhancement of Medical Ecucation(PEME) Dissemination Seminar on Emergency Medicine．＜poster presentation＞
■9th Congress of the World Federation of Pediatric Intensive & Critical Care Societies（June 9-13, 2018, Singapore）
１．Kohei Tsukahara, Nobuyuki Nosaka, Knaup Emily, Hirotsugu Yamamoto, Tetsuya Yumoto, Takaaki Osako, Hiromichi Naito, Atsunori Nakao. Pediatric Acute Encephalopathy in ICU: Study from JaRPAC Database. ＜poster presentation＞
■International Conference on Emergency Medicine 2018（June 6-9, 2018, Mexico City）
１．Taihei Yamada, Hiromi Ihoriya, Yoshori Kosaki, Yasuaki Yamakawa, Tetsuya Yumoto, Atsuyoshi Iida, Hirotsugu Yamamoto, Toshiyuki Aokage, Kouhei Tsukahara, Yasuhiro Mandai, Takaaki Osako, Hiromichi Naitou, Atsunori Nakao．Minimally Invasive Repair of Flail Chest and Open Pneumothorax with Bioabsorbable Fixation Device Made from Poly-L-lactic Acid. ＜poster presentation＞
２．Hirotsugu Yamamoto, Taihei Yamada, Tetsuya Yumoto, Takaaki Osako, Hiromichi Naito, Atsunori Nakao．Pneumoperitoneum with hydrogen-containing carbon dioxide ameliorates bowel inflammation．＜poster presentation＞
３．Hiroki Maeyama, Yuki Bansyotani, Daisaku Matsui, Makoto Kobayashi , Atsunori Nakao．A successfully treated case of cardiac arrest due to septic shock with extracorporeal membrane oxygenation．＜poster presentation＞
４．Sella Takei, Yukino Ariyoshi, Taihei Yamada, Hiromichi Naito, Hiroki Maeyama, Atsunori Nakao．A Successfully Treated Case of Criminal Thallium Poisoning．＜poster presentation＞
５．Yukino Ariyoshi, Hiromichi Naito, Taihei Yamada, Sella Takei, Hiroki Maeyama, Atsunori Nakao．A Difficult-to-diagnosis Case of Caffeine Intoxication．＜poster presentation＞
６．Takahiro Hirayama, Satoru Esumi, Soichiro Ushio, Yasumasa Okawa, Nobuyuki Nosaka, Tetsuya Yumoto, Yoshihisa Kitamura, Toshiaki Sendo, Hiromichi Naito, Atsunori Nakao．AN69ST membrane sdsorbs a large portion of the nafamostat mesilate and affect the management of anticoagulant therapy．＜poster presentation＞
■19th European Congress of Trauma ＆ Emergency Surgery（May 6-8, 2018, Valencia）
１．Y.Yamakawa, T. Noda, K. Demiya, Y. Mochizuki, M. Yoshimura, S. Yokoo, M. Kiyono, T. Ozaki．Failure of plate fixation for pubic symphysis diastasis associated with pelvic ring fracture．＜poster presentation＞