Clinical Nutrition in Gastrointestinal Disease

Alan Buchman, MD, MSPH

Chapter 4: Clinical Consequences Of Undernutrition (continued)

Alice Buchanan, MS, RD; Gordon L. Jensen, MD, PhD

Undernutrition is a common concern in the clinical setting. Patients have disease processes and injuries that elicit inflammatory responses and, as a result, impact nutritional status. They may be unable to eat for extended periods because of disease, injury, or treatment. Undernutrition results from compromised nutrient intake, impaired nutrient assimilation, or excessive nutrient losses. The clinical consequences of undernutrition syndromes are myriad and may culminate in adverse outcomes that include increased complications impacting length of hospital stay, readmission rate, and…