Hisanori Fukunaga1, Hiroyuki Asama2, Hiroyuki Kaneda3, Yuta Takahashi3. 1. Soma General Hospital, Soma Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, Sendai. 2. Department of Gastroenterology and Rheumatology, Fukushima Medical University, Fukushima, Japan. 3. Soma General Hospital, Soma.