Fig. 1From: Verrucous carcinoma of the esophagus: a case report and literature reviewa Endoscopic examination showed circumference erosions on the esophageal mucosa at 28-40 cm from the incisors. b Type A vessels were detected by magnified narrow band imaging (NBI). c The lesion was not stained by iodine, but malignant findings were not detected at biopsy specimenBack to article page