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Antegrade colonic enema (ACE): a new therapeutic approach to chronic constipation.

Continent appendio-cecostomy is a recently developed operation for the therapy of chronic constipation, refractory for other treatment modalities. Two patients are described in whom the operation led to a dramatic improvement of their quality of life. Technical details of the operation are offered as well as some data on the possible mechanism of colonic motility in this pathological disorder.