Appendiceal mucocele pathologically classified as appendiceal epithelial hyperplasia and preoperatively diagnosed by contrast-enhanced ultrasonography: A case report oleh Minoru Fujita, MD, PhD, Noriaki Manabe, MD, PhD, Maki Ayaki, MD, Emiko Bukeo-Uji, MD, Takako Konishi, MD, Jun Nakamura, MD, Ryo Katsumata, MD, PhD, Takahisa Murao, MD, PhD, Mitsuhiko Suehiro, MD, PhD, Hideyo Fujiwara, MD, PhD, Yasumasa Monobe, MD, PhD, Munenori Takaoka, MD, PhD, Katsuya Kato, MD, PhD, Hirofumi Kawamoto, MD, PhD, Tomoari Kamada, MD, PhD, Atsushi Urakami, MD, PhD, Tomoki Yamatsuji, MD, PhD, Yoshio Naomoto, MD, PhD, Ken Haruma, MD, PhD, Jiro Hata, MD, PhD