| 09BG0ZX | Excision of Left Eustachian Tube, Open Approach, Diagnostic |
| 09BG0ZZ | Excision of Left Eustachian Tube, Open Approach |
| 09BG3ZZ | Excision of Left Eustachian Tube, Percutaneous Approach |
| 09BG4ZX | Excision of Left Eustachian Tube, Percutaneous Endoscopic Approach, Diagnostic |
| 09BG4ZZ | Excision of Left Eustachian Tube, Percutaneous Endoscopic Approach |
| 09BG7ZX | Excision of Left Eustachian Tube, Via Natural or Artificial Opening, Diagnostic |
| 09BG7ZZ | Excision of Left Eustachian Tube, Via Natural or Artificial Opening |
| 09BG8ZX | Excision of Left Eustachian Tube, Via Natural or Artificial Opening Endoscopic, Diagnostic |
| 09BG8ZZ | Excision of Left Eustachian Tube, Via Natural or Artificial Opening Endoscopic |
