2 resultados para nutrition support

em Biblioteca Digital da Produção Intelectual da Universidade de São Paulo


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Guidelines for nutrition support in pancreatitis have been inconsistently adapted to clinical practice. The International Consensus Guideline Committee (ICGC) established a pancreatitis task force to review published guidelines for pancreatitis in nutrition support. A PubMed search using the terms pancreatitis, acute pancreatitis, chronic pancreatitis, nutrition support, parenteral nutrition, enteral nutrition, and guidelines was conducted for the period from January 1999 to May 2011. Eleven guidelines were identified for review. The ICGC used the following process to develop unified guideline statements: summarize the strength of evidence (grading) of the guidelines; establish level of evidence for ICGC statements as high, intermediate, and low; assign published guideline levels of evidence; and define an ICGC grading system. International Pancreatitis Guideline Grades were established as follows: platinum-high level of evidence and consistent agreement among the guidelines; gold-acceptable level of evidence and no conflicting statements in guidelines; and silver-single existing guideline statement with no conflict in other guidelines. Eighteen ICGC statements were derived from the 11 published pancreatitis guidelines. Uniform agreement from widely disparate groups (United States, Europe, Japan, and China) resulted in 4 platinum-level guideline statements for nutrition in pancreatitis: nutrition support therapy (NST) is generally not needed for mild to moderate disease, NST is needed for severe disease, enteral nutrition (EN) is preferred over parenteral nutrition (PN), and use PN when EN is contraindicated or not feasible. This methodology provides a template for future ICGC nutrition guideline development. (JPEN J Parenter Enteral Nutr. 2012;36:284-291)

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Objective: Information regarding nutrition and body composition in patients diagnosed with osteogenesis imperfecta (OI) is scarce. In the present study, nutritional status, bone mineral density, and biochemical parameters of subjects with Of were evaluated. Methods: Patients with type I OI (n = 13) and type III OI (n = 13) and healthy controls (n = 8) were selected. Nutritional status and bone mineral density were assessed by a 3-d food diary and dual-energy X-ray absorptiometry at the lumbar spine, respectively. Body mass index, serum albumin, calcium, creatinine, cross-linked C-telopeptide, parathyroid hormone, and 25-hydroxivitamin D-3 were also evaluated. Results: Patients with OI had lower bone mineral density (P < 0.05 versus controls). Patients with type III OI had the highest body mass index (P < 0.05 versus patients with type I OI and controls) and the lowest lean body mass (P < 0.05 versus patients with type I OI and controls). In patients with OI, the number of fractures was positively correlated with body mass index (r = 0.581, P = 0.002) and the percentage of body fat (r = 0.451, P = 0.027) and negatively correlated to lean body mass (r = -0.523, P = 0.009). Even when taking dietary supplements, 58% and 12% of subjects with OI did not achieve the calcium and vitamin D recommendations, respectively. Conclusions: Body composition is a risk factor for bone fractures in subjects with OI. Individualized nutritional support is recommended not only to improve body composition but also to potentiate pharmacologic and physical therapies. (C) 2012 Elsevier Inc. All rights reserved.