Thoroughly revised and updated for its Fourth Edition this Spiral® Manual is a practical quick-reference guide to the diagnosis and management of all gastrointestinal problems—from common complaints such as intestinal gas to life-threatening diseases such as cancer and AIDS. Chapters are written in an easy-to-scan outline format cover the approach to the patient diagnostic and therapeutic procedures nutritional assessment and management gastroenterology emergencies and specific complaints and disorders. Highlights of this Fourth Edition include an expanded obesity chapter with major updates on inflammatory bowel disease and irritable bowel syndrome new treatments for viral hepatitis and endoscopic treatment of gastroesophageal reflux disease.