Upper endoscopy is the accepted standard for making the diagnosis of various upper gastrointestinal including esophageal cancers…

Upper endoscopy is the accepted standard for making the diagnosis of various upper gastrointestinal including esophageal cancers…
Symptoms related to anorectal diaseases are common among patients presenting to gastroenterologists and are sometimes challenging to diagnose and manage…
Small bowel tumors are relatively rare. They can be classified as epithelial, mesenchymal, lymphoproliferative, or metastatic tumors…
Goals: know the general layers of the GI contract; know the function of the organs of the GI contract…