Cardiac angiosarcoma with metastatic to lung, brain, and bone oleh Hiroshi Yamashita, MD, Tomohiko Higashida, MD, Aya Huchioka, MD, Yasuma Asakawa, MD, Atsushi Nambu, MD, Sho Ohyatsu, MD, Tadashi Kohyama, MD, Mikiko Takahashi, MD, Takaki Hayashi, MD, Masao Tago, MD