The agreement is a third generation one, not limited to liberalizing trade, but includes issues such as investment, services, government purchases, regulations to fight unfair competition, and intellectual property rights.
Verruciform xanthoma of the esophagus: an uncommon entity in an unusual site Fig.1 Esophagogastroscopy showing a small, elevated, granular/verrucoid pink-yellowish le-sion, 3mm in diameter, in the mucosa of the upper third of the esophagus. Fig.2 a Low power histological section showing papillomatosis, acanthosis, and hyperparakeratosis of the squamous epithelium, as usually seen in squamous papilloma (hematoxylin and eosin, original
Anatomically and functionally, the esophagus is the least complex section of the digestive tube. Its role in digestion is simple: to convey boluses of food from the pharynx to the stomach.The esophagus begins as an extension of the pharynx in the back of the oral cavity.bsorption in the esophagus is virtually nil. The mucosa does contain mucous glands that are expressed as foodstuffs distend the esophagus, allowing mucus to be secreted and aid in lubrication. The body of the esophagus is bounded by physiologic sphincters known as the upper and lower esophageal sphincters.