KONNO Sachiyo¹, TAKEKAWA Hidehiro^{1, 2, 3}, EJIRI Natsuki¹, KAWAMATA Misaki¹, TAKASE Naotoshi¹, YOSHIHARA Akemi¹, TAKADA Etsuo^{1, 4} (1.Center of Medical Ultrasonics, Dokkyo Medical University Hospital, 2.Stroke Center, Dokkyo Medical University Hospital, 3.Department of Neurology, Dokkyo Medical University, 4.Department of Ultrasonic Diagnosis, Nasu Red Cross Hospital)

KANAZAWA Shinsaku¹, MITSUZUKA Yukio², OGATA Hideaki³ (1.Breast Surgery, Kohga Hospital, 2.Dep. Clinical Functional Physiology, Toho University Omori Medical Center, 3.Dep. Breast and Endocrine Surgery, Toho University Omori Medical Center)

TSUJIMOTO Kotone¹, NAKASHIMA Kazutaka², MIZUTOU Akiko² (1.Clinical Education Center, Kawasaki Hospital attached Kawasaki Medical Scool, 2.General Surgery, Kawasaki Hospital attached Kawasaki Medical Scool)

HARA Makiko^{1, 2}, TAMAKI Kentarou^{3, 4}, TAKIGAMI Naoko³, KUMAGAWA Arisa^{1, 2}, ASATO Kumi^{1, 2}, UEHARA Kanou^{3, 4}, KAMADA Yoshihiko³, TAMAKI Nobumitu^{3, 4} (1.Clinical Laboratory, Nahanishi Clinic Okinawa, 2.Clinical Laboratory, Nahanishi Clinic Makabi Okinawa, 3.Brest Surgery Oncology, Nahanishi Clinic Okinawa, 4.Breast Surgery Oncology, Nahanishi Clinic Makabi Okinawa)

NAKAJIMA Manami¹, IGUCHI Akiko², TAKANO Chiaki¹, KAMIMAKI Takashi¹, MOON Yumi³, KUJIRAOKA Yuka³, TSUSHIMA Yukiko², ICHIOKA Emika², BANDO Hiroko² (1.Department of Clinical Laboratory, University of Tsukuba Hospital, 2.Faculty of Medicine, University of Tsukuba, 3.Depertment of Breast and Endcrine Surgery, University of Tsukuba Hospital)