病历摘要:吴××、男性,47岁。于83年11月开始在进食时出现胸胃后梗噎、隐痛伴烧灼感,且逐渐加重,但尚能进普食,食量无明显减少。84年2月在本院胃肠造影报告食道中下段局部狭窄,管腔不规则,粘膜有破坏。3月胃镜检查见距门齿30—35公分 Medical records summary: Wu ××, male, 47 years old. In November of the year 83, the thoracic and stomach stenosis, lingering pain and burning sensation began to appear during eating, and gradually increased. However, they were still able to enter the diet and there was no significant decrease in food intake. In February of this year, the gastrointestinal tract in our hospital reported a partial narrowing of the middle and lower esophagus. The lumen was irregular and the mucosa was damaged. March gastroscopy seen from the front teeth 30-35 cm