| PIN | Posterior Interosseous Nerve |
|---|---|
| FDI | first dorsal interosseous muscle |
| ALCA-PA | Anomalous origin of the left coronary artery from the pulmonary artery |
| STA-MCA | Superficial temporal artery - middle cerebral artery |
| STA-MCA | Superficial temporal artery to middle cerebral artery |