Botulinum toxin use in pediatric esophageal achalasia: A case report

Esophageal achalasia (EA) has been historically treated by esophageal dilatation or myotomy with or without fundoplication. Botulinum toxin (Botox-Allergan) use in pediatric EA has not been previously described. The authors' objective was to observe the efficacy of botulinum toxin injection into the lower esophageal sphincter (LES) for EA. An 11-year-old boy presented with a 9-month history of frequent pneumonia, productive cough, and a 1-year …