본 증례에서는 8 mm 크기의 단일 점막하 종양 형태였지만 점막의 과혈관상을 보여 조직 검사를 시행하였다.
In this case, it was a single submucosal tumor of 8 mm in size, but histological examination was performed due to hypervascularization of the mucosa.