Introduction

A 55-year-old man with no pertinent medical history was referred to our hospital for dysphagia. He was an ex-smoker and a habitual alcohol drinker. Physical and laboratory examination revealed no abnormal findings. Oesophagogastroduodenoscopy revealed a web stricture in the upper thoracic oesophagus, which could not traversed with the endoscope. Dysphagia was treated with cessation of alcohol intake and commencement of proton pump inhibitor therapy.On repeat oesophagogastroduodenoscopy performed 1 month later, the stricture improved and a well-demarcated, shaggy white lesion was observed in the mid-thoracic oesophagus (figure 1A). The lesion did not retain Lugol’s iodine on staining procedures (figure 1B). Targeted biopsies of unstained areas …