Abstract
Acute pancreatitis (AP) is associated with metabolic changes, acute inflammatory response and increased gut permeability. In AP, traditional treatment has been initial fasting on purpose to avoid activation of proteolytic enzymes and pancreatic enzyme secretion. However, enteral feeding has been suggested superior to fasting due to a proposed beneficial effect on the gut barrier function. The aim was to evaluate the present nutritional regime and the effects of enteral nutrition, oral nutrition or cellulose derivatives during AP.
In the first study, 99 cases of severe AP were analyzed retrospectively and fluid resuscitation and nutritional support were evaluated. In the second study 50 patients with predicted severe AP were randomized to total parental nutrition or enteral nutrition. In study III, sixty patients were randomized to fasting or immediate oral feeding. In the last study, oral pre-treatment with cellulose derivatives or antioxidants were evaluated in experimental pancreatitis. Interleukines, CRP and leucocytes measured acute inflammatory response. Gut barrier function was determined by excretion of polyethylene glycol, endogenous endotoxin-core antibodies, Ussing chamber experiments and bacterial counts. Complications, abdominal pain, hyperglycemia and length of hospital stay, evaluated clinical outcome.
The nutritional regime in severe AP included a moderate and hypocaloric initial fluid resuscitation, total parental nutrition as the preferred route for nutritional support, non-strict glucose control and associated mortality of 17%, indicating several modes of improving outcome. Nasogastric, early enteral nutrition was feasible and resulted in better blood glucose control. No beneficial effects on intestinal permeability or the inflammatory response were seen. In mild AP immediate oral feeding was feasible and may accelerate recovery without exacerbation of the disease process. In experimental acute pancreatits, pre-treatment with cellulose derivatives restored enteric microbial ecology, but did not influence on intestinal permeability.
In the first study, 99 cases of severe AP were analyzed retrospectively and fluid resuscitation and nutritional support were evaluated. In the second study 50 patients with predicted severe AP were randomized to total parental nutrition or enteral nutrition. In study III, sixty patients were randomized to fasting or immediate oral feeding. In the last study, oral pre-treatment with cellulose derivatives or antioxidants were evaluated in experimental pancreatitis. Interleukines, CRP and leucocytes measured acute inflammatory response. Gut barrier function was determined by excretion of polyethylene glycol, endogenous endotoxin-core antibodies, Ussing chamber experiments and bacterial counts. Complications, abdominal pain, hyperglycemia and length of hospital stay, evaluated clinical outcome.
The nutritional regime in severe AP included a moderate and hypocaloric initial fluid resuscitation, total parental nutrition as the preferred route for nutritional support, non-strict glucose control and associated mortality of 17%, indicating several modes of improving outcome. Nasogastric, early enteral nutrition was feasible and resulted in better blood glucose control. No beneficial effects on intestinal permeability or the inflammatory response were seen. In mild AP immediate oral feeding was feasible and may accelerate recovery without exacerbation of the disease process. In experimental acute pancreatits, pre-treatment with cellulose derivatives restored enteric microbial ecology, but did not influence on intestinal permeability.
Original language | English |
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Qualification | Doctor |
Awarding Institution |
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Supervisors/Advisors |
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Award date | 2007 May 30 |
Publisher | |
ISBN (Print) | 978-91-85550-73-2 |
Publication status | Published - 2007 |
Bibliographical note
Defence detailsDate: 2007-05-30
Time: 09:00
Place: Föreläsningssal 1, Blocket, Universitetssjukhuset i Lund
External reviewer(s)
Name: Dervenis, Christos
Title: Professor
Affiliation: First Department of Surgery, Agia Olga Hospital, Athens, Greece
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<div class="article_info">Gunilla Eckerwall, Hanna Olin, Bodil Andersson and Roland Andersson. <span class="article_issue_date">2006</span>. <span class="article_title">Fluid resuscitation and nutritional support during severe acute pancreatitis in the past: What have we learned and what can we do better?</span> <span class="journal_series_title">Clin Nutr</span>, <span class="journal_volume">vol 25</span> <span class="journal_pages">pp 497-504</span>. <span class="journal_distributor">Department of Surgery, Lund University</span></div>
<div class="article_info">Gunilla Eckerwall, Jakob Axelsson and Roland Andersson. <span class="article_issue_date">2006</span>. <span class="article_title">Early nasogastric feeding in predicted severe acute pancreatitis - a clinical randomized study</span> <span class="journal_series_title">Ann Surg</span>, <span class="journal_volume">vol 244</span> <span class="journal_pages">pp 959-965</span>. <span class="journal_distributor">Department of Surgery, Lund University</span></div>
<div class="article_info">Gunilla Eckerwall, Bobby Tingstedt, Per Bergenzaun and Roland Andersson. <span class="article_issue_date">2007</span>. <span class="article_title">Immediate oral feeding in patients with mild acute pancreatitis is safe and may accelerate recovery - a clinical randomized study</span> <span class="journal_distributor">Department of Surgery, Lund University</span> (inpress)</div>
<div class="article_info">Jakob Axelsson, Gunilla Eckerwall, Gustav Norrman, Marwan Dib, Lazlo Nehez, Vasile Soltesz, Weström Björn and Roland Andersson. <span class="article_issue_date">2006</span>. <span class="article_title">Intestinal bacteria and permeability during experimental acute pancreatitis in rats</span> <span class="journal_volume">vol 19</span> <span class="journal_pages">pp 276-284</span>. <span class="journal_distributor">Department of Surgery, Lund University</span></div>
Subject classification (UKÄ)
- Surgery
Free keywords
- Surgery
- orthopaedics
- traumatology
- Kirurgi
- ortopedi
- Medicin (människa och djur)
- intestinal permeability
- nasogastric
- acute inflammation
- dietary fiber
- Medicine (human and vertebrates)
- immediate oral feeding
- fluid resuscitation
- Acute pancreatitis
- enteral nutrition
- traumatologi