Jeanne, a 71-year-old housewife, started having reflux, swallowing difficulty and cough two years ago. As nothing could control the symptoms, she was sent for an endoscopy examination six months ago then was diagnosed with Barrett's oesophagus. This condition refers to an abnormal change in the cells of the lower portion of the oesophagus. It is characterized by the replacement of the normal stratified squamous epithelium lining of the oesophagus by simple columnar epithelium with goblet cell...
