Intraepithelial lymphocytosis is when there's a higher than normal number of lymphocytes in the lining of your gastrointestinal tract. Learn about potential causes, symptoms, and treatment.

High-frequency EUS produces uniquely clear and detailed images of the wall of the gastrointestinal tract and surrounding organs (Figure 1). No other current imaging method -- not computed ...

The gastrointestinal (GI) tract is innervated by intrinsic neurons belonging to the enteric nervous system and by axons of extrinsic sympathetic, parasympathetic, and visceral afferent neurons ...