Eustachian Tube, Left
- 09NG0 - Open
- 09NG0Z
- 09NG0ZZ - Release Eustachian Tube, Left to No Qualifier with No Device, Open Approach
- 09NG3 - Percutaneous
- 09NG3Z
- 09NG3ZZ - Release Eustachian Tube, Left to No Qualifier with No Device, Percutaneous Approach
- 09NG4 - Percutaneous Endoscopic
- 09NG4Z
- 09NG4ZZ - Release Eustachian Tube, Left to No Qualifier with No Device, Percutaneous Endoscopic Approach
- 09NG7 - Via Natural or Artificial Opening
- 09NG7Z
- 09NG7ZZ - Release Eustachian Tube, Left to No Qualifier with No Device, Via Natural or Artificial Opening Approach
- 09NG8 - Via Natural or Artificial Opening Endoscopic
- 09NG8Z
- 09NG8ZZ - Release Eustachian Tube, Left to No Qualifier with No Device, Via Natural or Artificial Opening Endoscopic Approach