2007 ICD-9-CM Procedure 42.92 Dilation of esophagus 42.92 is a specific code that can be used to specify a procedure 42.92 contains 3 index entries View the full Volume 3 42.* hierarchy 42.92 also known as: Dilation of cardiac sphincter 42.92 excludes: intubation of esophagus (96.03, 96.06-96.08) Index entries containing 42.92: Dilation achalasia 42.92 esophagus (by bougie) (by sound) 42.92 sphincter cardiac 42.92