The basic pathology of Barrett's esophagus is:
Metaplasia of columnar cells to squamous cells
Metaplasia of squamous cells to columnar cells
Dysplasia of Epithelium
Low pressure in Lower sphincter
Ans. (b) Metaplasia of squamous cells to columnar cellsRef: Bailey and Love 26th Edition, Page 1000* Metaplasia of squamous cells to intestinal type of columnar cells is Barret* The biopsy shows Goblet cells: Pathognomonic.
Oesophagus