Detection of Atrial Fibrillation Using Insertable Cardiac Monitors in Patients With Cryptogenic Stroke in Japan (the LOOK Study): Protocol for a Prospective Multicenter Observational Study

Satoshi Suda   ¹ , MD ;   Takehiro Katano   ¹ , MD ;   Kazuo Kitagawa   ² , MD ;   Yasuyuki Iguchi   ³ , MD ;   Shigeru Fujimoto   ⁴ , MD ;   Kenjiro Ono   ⁵ , MD ;   Osamu Kano   ⁶ , MD ;   Hidehiro Takekawa   ⁷ , MD ;   Masatoshi Koga   ⁸ , MD ;   Masafumi Ihara   ⁹ , MD ;   Masafumi Morimoto   ¹⁰ , MD ;   Hiroshi Yamagami   ¹¹ , MD ;   Tadashi Terasaki   ¹² , MD ;   Keiji Yamaguchi   ¹³ , MD ;   Seiji Okubo   ¹⁴ , MD ;   Yuji Ueno   ¹⁵ , MD ;   Nobuyuki Ohara   ¹⁶ , MD ;   Yuki Kamiya   ¹⁷ , MD ;   Masataka Takeuchi   ¹⁸ , MD ;   Yukako Yazawa   ¹⁹ , MD ;   Yuka Terasawa   ²⁰ , MD ;   Ryosuke Doijiri   ²¹ , MD ;   Yoshifumi Tsuboi   ²² , MD ;   Kazutaka Sonoda   ²³ , MD ;   Koichi Nomura   ²⁴ , MD ;   Takashi Shimoyama   ²⁵ , MD ;   Akihito Kutsuna   ²⁵ , MD ;   Kazumi Kimura   ¹ , MD

¹ Department of Neurology, Nippon Medical School, Tokyo, Japan

² Department of Neurology, Tokyo Women's Medical University, Tokyo, Japan

³ Department of Neurology, The Jikei University School of Medicine, Tokyo, Japan

⁴ Division of Neurology, Department of Medicine, Jichi Medical University, Tochigi, Japan

⁵ Division of Neurology, Department of Internal Medicine, Showa University School of Medicine, Tokyo, Japan

⁶ Department of Neurology, Toho University Faculty of Medicine, Tokyo, Japan

⁷ Department of Neurology, Dokkyo Medical University, Tochigi, Japan

⁸ Department of Cerebrovascular Medicine, National Cerebral and Cardiovascular Center, Osaka, Japan

⁹ Department of Neurology, National Cerebral and Cardiovascular Center, Osaka, Japan

¹⁰ Department of Neurosurgery, Yokohamashintoshi Neurosurgical Hospital, Kanagawa, Japan

¹¹ Department of Stroke Neurology, National Hospital Organization Osaka National Hospital, Osaka, Japan

¹² Department of Neurology, Japanese Red Cross Kumamoto Hospital, Kumamoto, Japan

¹³ Department of Neurology, Ichinomiya Nishi Hospital, Aichi, Japan

¹⁴ Department of Cerebrovascular Medicine, NTT Medical Center Tokyo, Tokyo, Japan

¹⁵ Department of Neurology, Juntendo University Faculty of Medicine, Tokyo, Japan

¹⁶ Department of Neurology, Kobe City Medical Center General Hospital, Hyogo, Japan

¹⁷ Department of Neurology, Showa University Koto Toyosu Hospital, Tokyo, Japan

¹⁸ Department of Neurosurgery, Seisho Hospital, Kanagawa, Japan

¹⁹ Department of Stroke Neurology, Kohnan Hospital, Miyagi, Japan

²⁰ Department of Neurology, Brain Attack Center Ota Memorial Hospital, Hiroshima, Japan

²¹ Department of Neurology, Iwate Prefectural Central Hospital, Iwate, Japan

²² Department of Neurosurgery, Kawasakisaiwai Hospital, Kanagawa, Japan

²³ Department of Neurology, Saiseikai Fukuoka General Hospital, Fukuoka, Japan

²⁴ Department of Neurology, Shioda Hospital, Chiba, Japan

²⁵ Department of Neurology, New Tokyo Hospital, Chiba, Japan