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目的:探讨食管癌的早期诊断方法.方法:采用3％卢戈液对食管病变区进行喷酒及组织学检查.结果:35例食管病变中检出早期食管癌3例.结论:采用卢戈染色后,利于定向活检,有助于区别良恶性,尤其对早期食管癌的诊断具有重要价值.“,”Object:In order to study the way of early diagnosis for esophageal cancer.Method: Insufflates 3% Logol's solution on the area of esophageal pathological changes and examines it with the way of histology.Result: 3 cases of early esophageal cancer in 35 cases of esophageal changes patients were examined.Conclusion:After having adopted the way of Logol's dyeing, it avails for special biopsy, and is aidant for differentiating carcinoid and malignant tumor.it is especially important value for diagnosing of early esophageal cancer.