July 2004 Vol Issue

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GERD IN THE 21ST CENTURY, SERIES #7

Pathophysiology of GERD: Esophageal Epithelial Defense

Lori A. Orlando and Roy C. Orlando

Doctors Orlando write that the esophagus has several mechanisms to prevent injury from gastric acid and pepsin. Their article details these mechanisms.



COLORECTAL CANCER, SERIES #4

The Role of Stool DNA Testing in Colorectal Cancer Screening

Michael E. Ross

The stool DNA test may be particularly useful in individuals who are unwilling to be screened endoscopically, but should not be substituted for colonoscopy in those with symptoms or in whom colonoscopy is indicated for underlying conditions. Dr. Ross gives screening options and the rationale and results for stool DNA testing.



NUTRITION ISSUES IN GASTROENTEROLOGY, SERIES #19

Drug-Nutrient Considerations in Patients Receiving Parenteral and Enteral Nutrition

Gordon S. Sacks

Dr. Sacks gives basic information on drug interactions, absorption, distribution, metabolism and elimination and the incompatibilities between drug and enteral formulas.



FELLOWS' CORNER

A case for you to solve.

Scott Aronson, John Sun and C.S. Pitchumoni



Department Review