Nonoperative therapy with intent to cure may be considered for patients with Barrett's esophagus and high-grade dysplasia or intramucosal carcinoma. However, a more advanced stage of disease must be precluded before such treatment. The potential of EUS for this purpose was evaluated.
Division of Gastroenterology, Department of Pathology, and Department of Surgery, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA.