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Colonoscopic features of colonic anastomoses
M T Harris1, A Laudito, J D Waye
1Department of Surgery, Mount Sinai School of Medicine, New York, New York.
Gastrointestinal Endoscopy
|September 1, 1994
Summary
Colonic anastomoses have distinct endoscopic features, aiding identification during colonoscopy. Lack of neovascularity may signal ischemia and risk of stricture formation.
Area of Science:
- Gastroenterology
- Surgical Endoscopy
- Colorectal Surgery
Background:
- Colonic anastomoses are common surgical reconstructions.
- Endoscopic characterization of these anastomoses is limited.
- Standardized features for identification are needed.
Purpose of the Study:
- To prospectively identify and characterize the endoscopic features of colonic anastomoses.
- To establish reliable landmarks for anastomotic site identification during colonoscopy.
- To explore potential correlations between endoscopic features and anastomotic complications.
Main Methods:
- Prospective study of 117 consecutive colonoscopies in patients with colonic anastomoses.
- Photographic and video documentation of anastomoses.
- Systematic review of endoscopic findings to identify common features.
Main Results:
- Nine common anastomotic features were identified, with neovascularity (89.7%) and white anastomotic edge (54.7%) being most frequent.
- Most anastomoses (85.5%) exhibited 2-4 characteristic features.
- Lack of neovascularity was observed in patients requiring dilation for strictures.
Conclusions:
- Colonic anastomoses possess characteristic endoscopic features.
- These features serve as valuable landmarks for definitive identification during colonoscopy.
- Absence of neovascularity may indicate relative ischemia and predisposition to stricture formation.