[O045] 大腸　ESD/EMR4

[O045-2] Clinicopathological features of the risk of lymph node metastasis in colorectal T1 (submucosal) cancer

^○Keisuke Kawasaki^1,2, Tamotsu Sugai³, Takayuki Matsumoto¹ (1.Div. of Gastroenterology, Dept. of Internal Medicine, Iwate Medical University, Iwate, Japan, 2.Division of Gastroenterology, Matsuyama Red Cross Hospital, Ehime, Japan, 3.Division of Diagnostic Pathology, Iwate Medical University, Iwate, Japan)