食管癌在消化道癌症中发病率及死亡率均较高 ,该病的早期发现已成为影响食管癌预后的关键因素。色素内镜在食管癌早期诊断的应用在日本已受到高度重视 ,利用该技术诊断早期癌的病例在逐年增加 ,但国内常规开展色素内镜技术的医院尚不多见。本院近几年对 98例患者进行内镜下食管 Esophageal cancer in the digestive tract cancer incidence and mortality were high, the early detection of the disease has become a key factor affecting the prognosis of esophageal cancer. Pigment endoscopy in the early diagnosis of esophageal cancer in Japan has been highly valued, the use of the technology to diagnose early cancer cases are increasing year by year, but the domestic routine endoscopic chromoendoscopy technology hospitals are rare. In recent years, 98 cases of endoscopic esophagus in our hospital