Identifying precursor lesions of esophageal cancer

Chromoendoscopy provides additional diagnostic information about the morphology and pathophysiology of the digestive tract epithelium. Based on the experience gained its use has spread mainly for the identification of pre-neoplastic or neoplastic lesions. The most promising uses have been in the identification of precursor lesions and cancer of the squamous epithelium of the esophagus with Lugol's solution.