| Section | 0 | Medical and Surgical |
| Body System | 0 | Central Nervous System |
| Operation | D | Extraction: Pulling or stripping out or off all or a portion of a body part by the use of force |
| Body Part 1 Cerebral Meninges 2 Dura Mater F Olfactory Nerve G Optic Nerve H Oculomotor Nerve J Trochlear Nerve K Trigeminal Nerve L Abducens Nerve M Facial Nerve N Acoustic Nerve P Glossopharyngeal Nerve Q Vagus Nerve R Accessory Nerve S Hypoglossal Nerve T Spinal Meninges |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic |
Device Z No Device |
Qualifier Z No Qualifier |