 
| PCS-2023 > 0 > 03 > 03N > 03N1 | 
| 03N | Upper Arteries, Release | |
| Info: | Release: Freeing a body part from an abnormal physical constraint by cutting or by the use of force | |
| 03N1 | Release, Internal Mammary Artery, Left | |
| 03N10 | Open | |
| 03N10Z | No Device | |
| 03N10ZZ | Release Left Internal Mammary Artery, Open Approach | |
| 03N13 | Percutaneous | |
| 03N13Z | No Device | |
| 03N13ZZ | Release Left Internal Mammary Artery, Percutaneous Approach | |
| 03N14 | Percutaneous Endoscopic | |
| 03N14Z | No Device | |
| 03N14ZZ | Release Left Internal Mammary Artery, Percutaneous Endoscopic Approach | |
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