All except one are true regarding Barret's esophagus?
More incidence of sq. cell ca
Metaplasia
Columnar epithelium
Involves lower oesophagus
Ans. is 'a' ie More incidence of sq.cell ca There is increased incidence of adenocarcinoma in Barret's esophagus. o Barrett's esophagus is a premalignant condition with increased incidence of adenocarcinoma of esophagus. o Also remember Barrett's esophgus is the single most impoant risk factor for adenocarcinoma of esophagus . The adenocarcinoma develops at the squamo -Columnamr junction (-85%) or within 2cm of the junction.