1. Pterional (Frontosphenotemporal) Craniotomy<br>2. Supratentorial Occipital Craniotomy<br>3. Temporal and Frontotemporal Craniotomy<br>4. Subtemporal (Intradural and Extradural)Craniotomy<br>5. Suboccipital Craniotomy<br>6. Extended Retrosigmoid Craniotomy<br>7. Presigmoid Approaches to Posterior Fossa: Translabyrinthine and Transcochlear<br>8. Transcallosal Approach<br>9. Transnasal Transsphenoidal Approach to Sellar and Suprasellar Lesions<br>10. Supracerebellar Infratentorial Approach<br>11. Occipital Transtentorial Approach<br>12. Trauma Flap: Decompressive Hemicraniectomy<br>13. Parasagittal Approach<br>14. Supraorbital (Keyhole) Craniotomy With Optional Orbital Osteotomy<br>15. Frontotemporal Craniotomy with Orbitozygomatic Osteotomy<br>16. Subfrontal and Bifrontal Craniotomies with or without Orbital Osteotomy<br>17. Far-Lateral Suboccipital Approach<br>18. Temporopolar (Half-and-Half) Approach to the Basilar Artery and the Retrosellar Space<br>19. Middle Fossa Craniotomy and Approach to the Internal Auditory Canal or Petrous Apex<br>20. Retrolabyrinthine Approach<br>21. Pterional Craniotomy for Anterior Communicating Artery Aneurysm Clipping<br>22. Pterional Craniotomy for Posterior Communicating Artery Aneurysm Clipping<br>23. Paraclinoid Carotid Artery Aneurysms<br>24. Middle Cerebral Artery Aneurysms: Pterional (Frontotemporal) Craniotomy for Clipping<br>25. Paramedian Craniotomy and Unilateral Anterior Interhemispheric Approach for Clipping of Distal Anterior Cerebral Artery Aneurysm<br>26. Vertebral Artery Aneurysms: Far-Lateral Suboccipital Approach for Clipping<br>27. Basilar Artery Aneurysm: Orbitozygomatic Craniotomy for Clipping<br>28. Craniotomy for Resection of Intracranial Cortical Arteriovenous Malformation<br>29. Subcortical Arteriovenous Malformations: Corpus Callosum, Lateral Ventricle, Thalamus, and Basal Ganglia<br>30. Cranial Dural Arteriovenous Fistula Disconnection<br>31. Cavernous Malformations<br>32. Superficial Temporal Artery–Middle Cerebral Artery Bypass<br>33. Extracranial-Intracranial High-Flow Bypass<br>34. Open Evacuation of Intracerebral Hematoma<br>35. Image-Guided Catheter Evacuation and Thrombolysis for Intracerebral Hematoma<br>36. Anteromedial Temporal Lobe Resection<br>37. Selective Amygdalohippocampectomy<br>38. Seizure Focus Monitor Placement<br>39. Awake Craniotomy<br>40. Corpus Callosotomy (Anterior and Complete)<br>41. Thalamotomy and Pallidotomy<br>42. Deep Brain Stimulation<br>43. Motor Cortex Stimulator Placement<br>44. Occipital and Supraorbital Nerve Stimulator Placement<br>45. Retrosigmoid Craniotomy for Microvascular Decompression<br>46. Cranioplasty (Autogenous, Cadaveric, and Alloplastic)<br>47. Endoscopic Transsphenoidal Approach<br>48. Endoscopic Colloid Cyst Removal<br>49. Encephalocele Repair<br>50. Craniosynostosis Frontoorbital Advancement and Cranial Vault Reshaping (Open and Endoscopic)<br>51. Arachnoid Cyst Fenestration<br>52. Endoscopic Third Ventriculostomy<br>53. Insertion of Ventriculoperitoneal Shunt<br>54. Anterior C1-2 Fixation<br>55. Transarticular Screws for C1-2 Fixation<br>56. C1-2 Posterior Cervical Fusion<br>57. Occipitocervical Fusion<br>58. Transoral Odontoidectomy<br>59. Odontoid Screw Fixation<br>60. Anterior Cervical Diskectomy<br>61. Anterior Cervical Corpectomy and Fusion<br>62. Cervical Laminectomy and Laminoplasty<br>63. Lateral Mass Fixation<br>64. Posterior Cervicothoracic Osteotomy<br>65. Thoracic Diskectomy—Transthoracic Approach<br>66. Thoracic Corpectomy—Anterior Approach<br>67. Costotransversectomy<br>68. Thoracic Transpedicular Corpectomy<br>69. Smith-Petersen Osteotomy<br>70. Thoracic Pedicle Screws<br>71. Lumbar Laminectomy<br>72. Lumbar Microdiskectomy<br>73. Anterior Lumbar Interbody Fusion<br>74. Posterior Lumbar Interbody Fusion<br>75. Transforaminal Lumbar Interbody Fusion<br>76. Anterior Lumbar Corpectomy<br>77. Pedicle Subtraction Osteotomy<br>78. Lumbar Disk Arthroplasty<br>79. Pelvic Fixation<br>80. Partial Sacrectomy<br>81. Minimally Invasive C1-2 Fusion<br>82. Lumbar Microdiskectomy<br>83. Minimally Invasive Thoracic Corpectomy<br>84. Thoracoscopic Diskectomy<br>85. Percutaneous Pedicle Screw Placement<br>86. Lateral Lumbar Interbody Fusion<br>87. Spinal Cord Arteriovenous Malformations<br>88. Surgical Management of Spinal Dural Arteriovenous Fistulas<br>89. Intramedullary Spinal Cord Cavernous Malformation<br>90. Spinal Cord Stimulator<br>91. Endoscopic Thoracic Sympathectomy<br>92. Primary Myelomeningocele Closure<br>93. Tethered Cord Release<br>94. Exploration for Injury to an Infant’s Brachial Plexus<br>95. Ulnar Nerve Release<br>96. Open Carpal Tunnel Release<br>97. Brachial Plexus Injury Nerve Grafting and Transfers<br>98. Intradural Nerve Sheath Tumors<br>99. Intradural Tumor—Meningioma<br>100. Intramedullary Spinal Cord Tumor