 
| PCS-2023 > 0 > 09 > 09N > 09NX | 
| 09N | Ear, Nose, Sinus, Release | |
| Info: | Release: Freeing a body part from an abnormal physical constraint by cutting or by the use of force | |
| 09NX | Release, Sphenoid Sinus, Left | |
| 09NX0 | Open | |
| 09NX0Z | No Device | |
| 09NX0ZZ | Release Left Sphenoid Sinus, Open Approach | |
| 09NX3 | Percutaneous | |
| 09NX3Z | No Device | |
| 09NX3ZZ | Release Left Sphenoid Sinus, Percutaneous Approach | |
| 09NX4 | Percutaneous Endoscopic | |
| 09NX4Z | No Device | |
| 09NX4ZZ | Release Left Sphenoid Sinus, Percutaneous Endoscopic Approach | |
| 09NX8 | Via Natural or Artificial Opening Endoscopic | |
| 09NX8Z | No Device | |
| 09NX8ZZ | Release Left Sphenoid Sinus, Via Natural or Artificial Opening Endoscopic | |
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