A case of rectal MiNEN demonstrating vascular stalk-like imaging and gross demarcation of tumor components. - Hayashi M; Kotake M; Kitabayashi H; Kato K; Fujimori D; Yoshimura T; Sawada K; Hayashi H; Oyama K; Hara T; Tsukada K; Mukai M; et al. (Journal of surgical case reports, 2025)