Hospitalization for esophageal achalasia in the United States

Table 3 Most common procedure types for patients who underwent non-surgical treatment of achalasia

ICD-9 code	Procedure type	Group 3
		Non-surgical 15417
45.13 and 45.16	Esophagogastroduodenoscopy	65.15%
42.92	Dilation of esophagus	26.94%
99.57 and 99.29	Injection of therapeutic/prophylactic substance-including botulism antitoxin	17.32%
98.02	Removal of intraluminal foreign body from esophagus without incision	6.44%
43.11	Percutaneous endoscopic gastrostomy percutaneous transabdominal gastrostomy	5.73%
29.31	Cricopharyngeal myotomy	2.77%

ICD-9: International Classification of Diseases, ninth revision.