Low-Grade Endometrial Stromal Sarcoma with a Nodule-in-Nodule Appearance in Preoperative Magnetic Resonance Images

Mitsuhiro Nakamura, Ryusuke Murakami^*, Kaoru Abiko, Taito Miyamoto, Yoshimi Kitawaki, Ken Yamaguchi, Akihito Horie, Junzo Hamanishi, Eiji Kodoh, Tsukasa Baba, Aki Kido, Sachiko Minamiguchi, Noriomi Matsumura, Masaki Mandai