THE diagnosis of protein-calorie malnutrition is often based on objective measurements of
nutritional status, 1 including assessments of hepatic secretory proteins (serum albumin and …

Herein we describe a methodology which can be used to evaluate the predictive accuracy of
nutritional assessment techniques. We use this methodology to compare seven techniques …

BACKGROUND: New Residency Review Committee requirements in general surgery require
50 colonoscopies. Simulators have been widely suggested to help prepare residents for …

Each of 24 patients with gastrointestinal disease was studied for a period of 3 wk while
receiving total parenteral nutrition (TPN) to which zinc had been added in amounts of either 0.0, …

OBJECTIVE: We showed previously that patients with Crohn's disease (CD) had increased
oxidative stress and lower antioxidant vitamins compared with healthy controls. This is …

Background: In Crohn disease (CD), the increased production of reactive oxygen species
from activated neutrophils may reduce plasma concentrations of antioxidant vitamins and …

Prolonged absence of food from the gut is said to cause hypoplasia of the intestine and
pancreas. Whether gut and pancreatic hormone secretion is correspondingly altered is not known…

Exercising for 3.75 h on a treadmill at 50% VO2 max in the fed state induced an increased
excretion of 71 mg nitrogen/kg over the 18 h after exercise. However, measurements of the …

Malnutrition is now recognized as a major problem in hospitalized patients(1-4). It has been
suggested that improvement of the nu-tritional status of the patient may aid recovery (5). …

The pathway of fat oxidation in two experimental hepatomas was studied in order to
demonstrate that a specific deficit in the energy metabolism of a tumor might contribute to the …