Approaches to the Orbit: a 360 Degrees View.- Intraoperative Brain Mapping.- Functional Microsurgery of Vestibular Schwannomas.- Preservation and Restitution of Auditory Function in Neurofibromatosis Type 2.- Peripheral nerve entrapment syndromes of the lower extremity.- Hypoglossal-facial nerve anastomosis.- Pituitary Surgery Beyond the Sella.- Endoscopy and thermodiskoplasty: a minimally invasive surgical treatment for lumbar pain.- Full-endoscopic lumbar and cervical surgery for disc herniation.- Mini-open transforaminal lumbar interbody fusion for degenerative diseases.- Spinal robotics.- Sphenoid wing meningiomas.- Proliferation Behaviour in Meningiomas.- Syringomyelia and Syringobulbia.- Neural transplantation and restoration of motor behavior in Parkinson's disease.- Potential and limitations of chronic high-frequency deep-brain stimulation in parkinson's disease.- Arachnoid cysts of the posterior fossa.- Surgical reconstruction of musculocutaneous nerves in traumatic brachial plexus injuries.- Facial pain - diagnosis and therapy.- Microvascular Decompression (MVD) for Trigeminal Neuralgia (TN).- Spinal Intramedullary Tumors.- Bypass and vascular reconstruction for anterior circulation aneurysms.- Cerebral bypass and vascular reconstructions for posterior circulation aneurysms.- Facial and cochlear nerve function after surgery of cerebellopontine angle meningiomas.- Optic nerve sheath meningiomas.- Chordomas and Chondrosarcomas.- Vestibular Schwannoma: current state of the art.- Retrosigmoid approach to the posterior and middle fossae.- Endoscope-assisted Microsurgery.- Preoperative visualization of the facial nerve using diffusion tensor imaging fiber tracking in patients with large vestibular schwannomas.- Endoscopic transnasal surgery for clival chordoma.- Olfactory Groove Meningiomas: Pitfalls and surgical technique.- Malformation.- Diagnosis and treatment of adult hydrocephalus.- Petroclival Meningiomas Diagnosis, Treatment and Results.- The surgical management of trigeminal schwannomas.- Facial nerve schwannomas.- Surgery of large and giant residual/recurrent vestibular schwannomas.- Jugular foramen tumors - Diagnosis and management.- Navigated Semirobotic Pedicle Screw Placement – Experience with 250 Consecutive Cases.- Total Lumbar Facet Replacement – Indication, Technique and 3-Years Results.- The Virtual Operating Field – How Image Guidance became integral to microneurosurgery.- Primary Tethered Cord Syndrome.- Considerations on Experimental Neuromodulation Following Grafting the Spinal Cord to Skeletal Muscles for Clinical Application.- Surgery of Cerebellopontine angle Epidermoids.