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Updated: Aug 29, 2026

Vessel-sparing Excision and Primary Anastomosis
Published on: January 7, 2019
[Efficacy of hydrostatic balloon dilatation of anastomotic Crohn's disease strictures]
1Unité de Gastroentérologie et Assistance Nutritive, Hôpital Jean-Bernard, 86021 Poitiers.
Insights
Hydrostatic balloon dilatation (HD) effectively delays surgery for Crohn's disease anastomotic strictures. However, combining HD with medical treatment did not extend the duration of clinical remission in patients.
Area of Science:
- Gastroenterology
- Surgical Innovation
Background:
- Anastomotic strictures are a common complication of Crohn's disease surgery.
- Current management often involves repeated interventions, including surgery.
Purpose of the Study:
- To evaluate the efficacy of hydrostatic balloon dilatation (HD) for treating anastomotic strictures in Crohn's disease.
- To assess the impact of medical therapy on the long-term effectiveness of HD.
Main Methods:
- Sixteen patients with Crohn's disease anastomotic strictures underwent HD.
- Patients were followed for a median of 24 months, with immunosuppressive treatment initiated if a second HD was required.
Main Results:
- HD was successful in 81% of patients, with no severe complications.
- Two-year clinical and surgical recurrence rates were 73% and 12%, respectively.
- Immunosuppressive treatment did not significantly alter the time between repeat HD procedures.
Conclusions:
- Hydrostatic balloon dilatation is a valuable tool for delaying surgical intervention in Crohn's disease anastomotic strictures.
- Medical treatment, when used alongside HD, does not appear to prolong clinical remission duration.
Objectives:
To estimate the efficacy of hydrostatic balloon dilatation (HD) of anastomotic strictures of Crohn's disease and the impact of medical treatment on the duration of HD effects.
Methods:
Sixteen patients with anastomotic stricture (average length: 4.7 cm) were treated by HD and followed-up for a median duration of 24 months. Immunosuppressive treatment was given when a second HD was necessary.
Results:
HD failed in 3 patients (19%). Thirty-two HD are performed in the other 13 (1 HD: 6; 2 HD: 2; > 2 HD: 5). No severe complication was observed. Eight patients received immunosuppressive treatment started before the first HD in 4 cases or following the second HD in 4 cases. Based on actuarial analysis, clinical and surgical recurrence rates were 39% and 0% at 1 year and 73% and 12% at 2 years, respectively. Time between the first and the second HD were not statistically different (P=0.24) for HD performed with (11.5 +/- 8.8 months; range: 5-30) or without (8.0 +/- 6.9 months; range: 2-17) immunosuppressive treatment.
Conclusion:
HD delays the surgical timing for anastomotic Crohn's disease strictures. Medical treatment associated with HD does not seem to modify the duration of the clinical remission.
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