A non-endoscopic abrasive panesophageal method of detecting malignant cells is described. This method showed a high specificity and an acceptable sensitivity as compared with endoscopic abrasive guided cytology, and is suitable for screening patients at risk of developing esophageal malignancy, and in the follow-up of patients who have undergone radical surgery.
Brush cytology - Esophageal cancer - Blind cytology
