Overview
Large bowel fistulas are abnormal connections between the large intestine and another organ or skin surface, often complicating conditions like large bowel perforation and cancer, leading to significant morbidity and mortality 1.Diagnosis
Imaging studies (CT, MRI) essential for identifying fistulas and associated complications 1.
Endoscopy may be used to visualize and confirm the presence of fistulas in certain cases 1.
Laboratory tests (CBC, electrolytes) to assess systemic inflammation and organ function 1.Management
Emergency surgical intervention often required for acute complications like perforation 1.
Definitive surgical repair or closure of the fistula is typically necessary 1.
Antibiotic therapy guided by culture and sensitivity results to manage infections 1.
Supportive care including fluid resuscitation and management of metabolic disturbances 1.Special Populations
No specific details provided regarding pregnancy, pediatrics, elderly, or comorbidities in managing large bowel fistulas 12.Key Recommendations
Perform emergency surgical intervention promptly for large bowel perforation to reduce mortality; focus on addressing complications to improve survival rates (Evidence: Moderate 1).
Utilize imaging (CT, MRI) for accurate diagnosis and assessment of fistula extent and complications (Evidence: Moderate 1).
Implement multidisciplinary supportive care including fluid management and appropriate antibiotic therapy based on culture results (Evidence: Moderate 1).References
1 Peacock O, Yanni F, Kuryba A, Cromwell D, Lockwood S, Anderson I et al.. Failure to rescue patients after emergency laparotomy for large bowel perforation: analysis of the National Emergency Laparotomy Audit (NELA). BJS open 2021. link
2 Cowen AE. Large bowel cancer. Clinical approaches to improving survival. Australian family physician 1990. link