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Pancreatic fistula — Clinical Guidelines

Overview

Pancreatic fistula occurs due to leakage of pancreatic secretions into the abdominal cavity, commonly following pancreatic surgery, particularly pancreaticoduodenectomy. It represents a significant complication with varied management strategies depending on severity. 1 2

Diagnosis

Clinical Presentation: Abdominal pain, fever, and signs of peritonitis or abscess formation.

Imaging: CT scans are crucial for identifying the fistula and associated complications like fluid collections.

Grading: Commonly assessed using the International Study Group of Pancreatic Fistula (ISGPF) criteria, categorizing severity based on drainage characteristics and clinical impact. 1 2

Management

First-Line Treatments:

- Conservative Management: Monitoring, fluid resuscitation, and supportive care. - Interventional Radiology: Percutaneous transhepatic drainage and jejunal loop internal drainage for persistent leaks. 1

Adjunctive Treatments:

- Endoscopic Management: Relief of ductal obstructions, stenting of leakages, and drainage of fluid collections in specialized centers. 2 - Somatostatin: For persistent fistulas not responding to conventional treatments, somatostatin may aid in closure. 3

Special Populations

No Specific Guidance: Abstracts do not provide detailed management insights for pregnancy, pediatrics, elderly, or specific comorbidities related to pancreatic fistula management.

Key Recommendations

Utilize interventional radiology techniques such as percutaneous transhepatic drainage and jejunal loop internal drainage for managing high-flow pancreatic fistulas that persist despite conservative measures. (Evidence: Moderate) 1

Consider endoscopic interventions in tertiary centers for patients with post-operative pancreatic fistulae, especially when ductal obstructions or persistent leakages are identified. (Evidence: Moderate) 2

Add somatostatin to the treatment regimen for patients with persistent pancreatic fistulas that do not respond to conventional management strategies. (Evidence: Weak) 3

References

1 Papa M, Tripodi V, P Francioso A, Bisagni P. Pancreatic fistula: interventional radiological treatment by collection. Jejunal loop internal drainage. Annali italiani di chirurgia 2023. link 2 Le Moine O, Matos C, Closset J, Devière J. Endoscopic management of pancreatic fistula after pancreatic and other abdominal surgery. Best practice & research. Clinical gastroenterology 2004. link 3 Myrèn CJ, Wara P, Christensen JB. Somatostatin in the treatment of persisting pancreatic fistula--a report of two cases. Annales chirurgiae et gynaecologiae 1986. link

Pancreatic fistula