 
| PCS-2023 > 0 > 03 > 031 > 031N | 
| 031 | Upper Arteries, Bypass | |
| Info: | Bypass: Altering the route of passage of the contents of a tubular body part | |
| 031N | Bypass, External Carotid Artery, Left | |
| 031N0 | Open | |
| 031N09 | Autologous Venous Tissue | |
| 031N09J | Bypass Left External Carotid Artery to Right Extracranial Artery with Autologous Venous Tissue, Open Approach | |
| 031N09K | Bypass Left External Carotid Artery to Left Extracranial Artery with Autologous Venous Tissue, Open Approach | |
| 031N0A | Autologous Arterial Tissue | |
| 031N0AJ | Bypass Left External Carotid Artery to Right Extracranial Artery with Autologous Arterial Tissue, Open Approach | |
| 031N0AK | Bypass Left External Carotid Artery to Left Extracranial Artery with Autologous Arterial Tissue, Open Approach | |
| 031N0J | Synthetic Substitute | |
| 031N0JJ | Bypass Left External Carotid Artery to Right Extracranial Artery with Synthetic Substitute, Open Approach | |
| 031N0JK | Bypass Left External Carotid Artery to Left Extracranial Artery with Synthetic Substitute, Open Approach | |
| 031N0K | Nonautologous Tissue Substitute | |
| 031N0KJ | Bypass Left External Carotid Artery to Right Extracranial Artery with Nonautologous Tissue Substitute, Open Approach | |
| 031N0KK | Bypass Left External Carotid Artery to Left Extracranial Artery with Nonautologous Tissue Substitute, Open Approach | |
| 031N0Z | No Device | |
| 031N0ZJ | Bypass Left External Carotid Artery to Right Extracranial Artery, Open Approach | |
| 031N0ZK | Bypass Left External Carotid Artery to Left Extracranial Artery, Open Approach | |
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