| OTS | occipital temporal sulcus; orotracheal suction |
|---|---|
| RoS | rostral sulcus |
| OLA | Occipito Laevo Anterior; Left Occipito Anterior; 후두전좌측의 |
| ACA | abnormal coronary artery; acrodermatitis chronica atrophicans; acute cerebellar ataxia; adenocarcino... |
| AICA | anterior inferior cerebellar artery; anterior inferior communicating artery |