<prompt> Hellers myotomy is used in -CHPSCa esophagusAchalasia cardiaHiatus hernia  <response>: Ans. is c i.e., Achalasia cardia SurgeryConditionHellers cardiomyotomyAchalasia CardiaNissens fundopicationGERDRamstaedfs pyloromyotomyCongenital hypertrophc pyloric stenosis 