Esophageal retention cyst. An unusual entity.
D000368:Aged; D003937:Diagnosis, Differential; D004934:Esophageal Cyst / Q000000981:diagnostic imaging / Q000473:pathology; D004938:Esophageal Neoplasms / Q000175:diagnosis; D005260:Female; D006801:Humans; D011859:Radiography