It is only when a bolus that stretches the esophagus is swallowed that the unyielding area causes trouble. To assess mural pliability, radiologists have studied the progress of solids in the ...
There was no history of food bolus impaction, change in bowel habits ... 46/HPF in the middle and 62/HPF in the lower esophagus) and basal cell proliferation of greater than 50% of the total ...