1病历资料患者男,66岁,因吞咽困难1个月,加重伴食道异物感1周入院。患者于入院前1个月无明显诱因出现非进行性吞咽困难,无恶心、呕吐,无反酸、烧心,无声音嘶哑,近1周加重并伴有食道异物感。患者无消瘦,无胸骨后不适,无胸痛、胸闷,无腹痛、腹胀。于当地医院行胃镜检查示:食道肿物、慢性 1 patient data Patient male, 66 years old, due to dysphagia for 1 month, increased with esophageal foreign body sensation 1 week admission. One month before admission, there was no obvious incentive for patients with non-progressive dysphagia, no nausea, vomiting, no acid reflux, heartburn, no hoarse voice, aggravating the past 1 week with esophageal foreign body sensation. Patients without weight loss, no discomfort after the sternum, no chest pain, chest tightness, no abdominal pain, abdominal distension. Gastroscopy in the local hospital showed: esophageal mass, chronic