Indications and Techniques for ICP Monitoring; Management of Acute Hydrocephalus (including Landmarks and Techniques); Recognition and Management of Cerebral Herniation Syndromes (Up and Down); Penetrating Cerebral Trauma (including Scalp Lacerations, Depressed Fractures, and Missile Wounds); Extra-axial Hematomas; Intraparenchymal Hematomas (Cerebral Cerebellar, Brainstem); Pituitary poplexy; Acute Management of Subarachnoid Haemorrhage; Emergency Surgery for Stroke; Cerebral Infectious Processes (Meningitis, CSF Leak, Epidural and Subdural Empyema, Brain Abscess); Emergency Decompression of Brain Tumors; Acute Bony Decompression of Cranial Nerves (Optic, Facial) Status Epilepticus; Acute Intervention for Cervical, Thoracic, or Lumbar Spinal Disc Disease; Medical and Surgical Management of Spinal Fracture/Dislocation Injuries; Neoplastic Spinal Compression Syndromes; Intraspinal Hematoma; Spinal Infections; Acute Repair of Penetrating Nerve Trauma; Acute Intervention for Nerve Compression Syndromes; Shunt Malfunction; Myelomeningocoele