病人，男，７６岁。因吞咽阻挡感１３年，呼吸困难１年入院。１３年前无明显诱因出现咽部阻挡感，进食时明显。曾在当地医院就诊，并行咽部手术治疗（诊断及手术方法不详），术后症状未改善，且逐渐加重，现仅能进半流质饮食。１年前出现呼吸困难，逐渐发展至不能平卧。于... Patient, male, 76 years old. She had difficulty in swallowing for 13 years and had difficulty breathing for one year. Thirteen years ago, there was no obvious incentive to block the pharynx and it was obvious when eating. He had been treated at a local hospital and treated with concurrent pharyngeal surgery (diagnosis and surgical methods are unknown). His symptoms did not improve and he gradually became heavier. He was only able to enter a semi-liquid diet. Dyspnea occurred a year ago and gradually developed to lie flat. in...