食道癌为发病率高 ,分布广的肿瘤。过去 ,对早期食道癌症状缺乏认识。因为早期症状不明显 ,也不严重 ,且多是时隐时现 ,不易引起病人重视。警惕性不高的医生把早期症状当作“消化不良”或其它疾病的症状 ,延误诊断和治疗。所以 ,对早期食道癌症状的重视和正确认识很重要。早期? Esophageal cancer is a high-incidence, widespread tumor. In the past, there was a lack of understanding of early esophageal cancer. Because the early symptoms are not obvious, nor are they serious, and most of them are hidden from time to time, so it is not easy for patients to pay attention. Vigilant doctors treat early symptoms as symptoms of “indigestion” or other diseases, delaying diagnosis and treatment. Therefore, the importance and correct understanding of early esophageal cancer are very important. Early?