Pneumatic balloon dilatation is the most common endoscopic alternative offered to achalasia patients. Its efficacy is comparable to that of the laparoscopic Heller myotomy but with the advantages that it is an outpatient procedure that can be performed under sedation, is less expensive 1 and leaves no scars.
La DNB para acalasia es la alternativa endoscópica ofrecida con mayor frecuencia a los pacientes ya que su eficacia es comparable a la MHL, con la ventaja de ser un procedimiento ambulatorio, que se puede realizar bajo sedación, es menos costoso y no deja cicatrices 1.