 
| PCS-2023 > 0 > 09 > 09N > 09NV | 
| 09N | Ear, Nose, Sinus, Release | |
| Info: | Release: Freeing a body part from an abnormal physical constraint by cutting or by the use of force | |
| 09NV | Release, Ethmoid Sinus, Left | |
| 09NV0 | Open | |
| 09NV0Z | No Device | |
| 09NV0ZZ | Release Left Ethmoid Sinus, Open Approach | |
| 09NV3 | Percutaneous | |
| 09NV3Z | No Device | |
| 09NV3ZZ | Release Left Ethmoid Sinus, Percutaneous Approach | |
| 09NV4 | Percutaneous Endoscopic | |
| 09NV4Z | No Device | |
| 09NV4ZZ | Release Left Ethmoid Sinus, Percutaneous Endoscopic Approach | |
| 09NV8 | Via Natural or Artificial Opening Endoscopic | |
| 09NV8Z | No Device | |
| 09NV8ZZ | Release Left Ethmoid Sinus, Via Natural or Artificial Opening Endoscopic | |
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