Although the presence of an intramural metastasis (IM) from esophageal cancer is associated with a poor prognosis, some patients with IM have a relatively favorable course.
Division of Surgical Oncology, Department of Surgery, Nagoya University Graduate School of Medicine, 65 Tsurumai-cho, Showa-ku, 466-8550 Nagoya, Japan. nyuasa@med.nagoya-u.ac.jp