Intrasphincteric botulinum toxin injection in treatment of chronic idiopathic constipation in children.

Objective Injection of botulinum toxin into the anal sphincter is a novel and safe new treatment of chronic idiopathic constipation and anal fissure in children. The purpose of this study was to determine the utility of intra sphincteric injection of botox in the treatment of children with refractory constipation.