| ICD Code | Description |
|---|---|
| 00B0 | Brain |
| 00B1 | Cerebral Meninges |
| 00B2 | Dura Mater |
| 00B6 | Cerebral Ventricle |
| 00B7 | Cerebral Hemisphere |
| 00B8 | Basal Ganglia |
| 00B9 | Thalamus |
| 00BA | Hypothalamus |
| 00BB | Pons |
| 00BC | Cerebellum |
| 00BD | Medulla Oblongata |
| 00BF | Olfactory Nerve |
| 00BG | Optic Nerve |
| 00BH | Oculomotor Nerve |
| 00BJ | Trochlear Nerve |
| 00BK | Trigeminal Nerve |
| 00BL | Abducens Nerve |
| 00BM | Facial Nerve |
| 00BN | Acoustic Nerve |
| 00BP | Glossopharyngeal Nerve |
| 00BQ | Vagus Nerve |
| 00BR | Accessory Nerve |
| 00BS | Hypoglossal Nerve |
| 00BT | Spinal Meninges |
| 00BW | Cervical Spinal Cord |
| 00BX | Thoracic Spinal Cord |
| 00BY | Lumbar Spinal Cord |