Thoracoscopic cardiomyotomy for achalasia.

Twelve patients with achalasia treated by cardiomyotomy via a thoracoscopic approach have been studied prospectively. Seven patient had previously undergone balloon dilatation with an unsatisfactory result. The procedure was completed successfully in all patients without recourse to thoracotomy. Morbidity was minimal and postoperative stay averaged 4 days. The functional result was good/excellent in 11 patients and fair in one.