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[Achalasia: botulinus toxin, interventional balloon dilatation, myotomy?]
J H Schneider1, K Manncke, K E Grund
1Chirurgische Universitätsklinik Tübingen.
Praxis
|October 28, 1998
Summary
Pneumatic dilation and surgical myotomy offer effective achalasia treatment. While dilation shows initial success, surgery provides sustained relief, with laparoscopic myotomy becoming the preferred surgical approach for achalasia.
Area of Science:
- Gastroenterology
- Surgical Innovation
- Esophageal Motility Disorders
Background:
- Achalasia is a rare esophageal motility disorder characterized by impaired relaxation of the lower esophageal sphincter (LES) and loss of peristalsis.
- Treatment options for achalasia have evolved, including medical management, endoscopic interventions, and surgical approaches.
- Comparing the long-term efficacy and safety of different achalasia treatment modalities is crucial for clinical decision-making.
Purpose of the Study:
- To evaluate the outcomes of pneumatic dilation, Heller myotomy (open and laparoscopic), and medical management for achalasia.
- To assess the success rates, complication rates, and long-term efficacy of various achalasia treatments.
- To analyze the impact of surgical approach (open vs. laparoscopic) on patient outcomes and hospitalization.
Main Methods:
- Retrospective analysis of 67 achalasia patients treated between 1987 and 1997.
- Treatments included medical therapy, pneumatic dilation, and surgical myotomy (Heller myotomy, transitioning to laparoscopic approach after 1993).
- Patient outcomes were assessed using dysphagia scores, manometric evaluations (LES pressure), and follow-up duration of at least 24 months.
Main Results:
- Pneumatic dilation achieved very successful therapy in 40% and good results (dysphagia score <1) in 17% within the first year.
- The perforation rate for endoscopic dilation was 1.4%.
- Surgical myotomy (Heller) showed 87% good manometric results at long-term follow-up; 14% of surgical patients required subsequent dilation. Laparoscopic myotomy (MIC) had an average hospitalization of 5.4 days.
Conclusions:
- Both pneumatic dilation and surgical myotomy are effective treatments for achalasia, with distinct success rates and complication profiles.
- Laparoscopic Heller myotomy offers a minimally invasive option with reduced hospitalization compared to open myotomy.
- Long-term manometric evaluation supports the sustained efficacy of surgical myotomy in improving LES pressure and achalasia symptoms.