Hyperplasia of the Submucosal Glands of the Columnar Lined Oesophagus.
To evaluate the presence of multilayered epithelium (ME) and to compare the distribution, size and morphology of the oesophageal submucosal glands (SMG) beneath reflux exposed metaplastic columnar mucosa with those of normal squamous epithelium in patients with columnar lined oesophagus (CLO).
