Heller myotomy is used in:
A laparoscopic Heller myotomy and paial fundoplication is the procedure of choice for esophageal achalasia. The operation consists of a controlled division of the muscle fibers (ie, a myotomy) of the lower esophagus (5 cm) and proximal stomach (2 cm), followed by a paial fundoplication to prevent reflux.
Esophageal atresia
Achalasia
GERD
None of the above