Scientific Programme

5th November Thursday Premeeting Course Hands-on Cadaver Workshop: Spine Endoscopy
08:00-08:15	Registration and course objectives	Yahya Güvenç Mehmet Zileli
08:15-09:45	Lumbar and Thoracic Endoscopic Approaches Moderators: Salman Sharif, Hakan Sabuncuoğlu
08:15-08:30	The Evolution of Minimally Invasive Spine Surgery: Current Concepts and Future Directions	Mehmet Zileli
08:30-08:45	Basic principles in endoscopic spinal surgery	Güçlühan Güçlü
08:45-09:00	Step by step lumbar interlaminar endoscopic approach	Salim Şentürk
09:00-09:15	Step by step lumbar transforaminal endoscopic approach	Daniela Gal
09:15-09:30	Endoscopic approaches for lumbar spinal stenosis	Hakan Sabuncuoğlu
09:30-09:45	Endoscopic approaches for thoracic disc herniations	Xingchen Li
09:45-10:45	Cervical Endoscopic Approaches Moderators: Yahya Güvenç, Oscar L. Alves
09:45-10:00	Endoscopic approaches for cervical disc herniations	Xingchen Li
10:00-10:15	Endoscopic posterior approaches for cervical disc herniation	Oscar L. Alves
10:15-10:30	Endoscopic anterior approaches for cranio-vertebral junction pathologies	Yahya Güvenç
10:30-10:45	Complication management for spinal endoscopic surgery	Salim Şentürk
10:45-11:45	Live Surgery
11:45-12:00	Lunch Box
12:00-13:00	Hands-on Workshop on Models (1 station)	All faculty
13:00-15:00	Hands-on Workshop on Cadavers Station 1: Lumbar interlaminar endoscopic approach Station 2: Lumbar transforaminal endoscopic approach	All faculty

6th November Friday
08:30-12:30	Hands-on Workshop: Cranio-Vertebral Junction Fixation Techniques Moderators: Onur Yaman, Mehmet Zileli
08:30-08:40	Course objectives	Mehmet Zileli
08:40-08:55	Surgical anatomy of the cranio-vertebral junction	Francesco Costa
08:55-09:10	Radiological evaluation and surgical planning	Abdulfarrukh Kerimov
09:10-09:25	C1–C2 fixation techniques (Goel-Harms)	Oscar L. Alves
09:25-09:40	Occipito-cervical fixation: Step-by-step technique	Ender Ofluoğlu
09:40-09:50	Discussion
09:50-10:15	Coffee Break
10:15-10:30	Vertebral artery anatomy and complication avoidance	Onur Yaman
10:30-10:45	Surgical video demonstration	Yahya Güvenç
11:00-12:30	CVJ techniques on saw-bone	All faculty
12:00-18:00	APCSS Meeting
12:00-12:15	Opening Remarks: Mehmet Zileli, Yoon Ha, Yahya Güvenç
12:15-13:15	Best Paper Award Session – Oral Presentations 1 (voting: jury + audience) Moderators: Güçlühan Güçlü, Numan Karaaslan
12:15-12:20	OP-01 – Dynamic progression and 3-year landmark prediction of high-grade heterotopic ossification following cervical disc arthroplasty: a continuous-time multi-state Markov analysis	Yu Ling Chao
12:20-12:25	OP-02 – SpineForge Planner: Free and Open-Source Software for Spinal Alignment Analysis and Surgical Planning	Bilal Bahadır Akbulut
12:25-12:30	OP-03 – Impact of Parkinson's Disease on Reoperation, Major Osteoporotic Fractures, and Mortality After Degenerative Spine Surgery	Youngoh Bae
12:30-12:35	OP-04 – Evaluability of Postoperative MRI Following Cervical Disc Arthroplasty: A Systematic Review of Implant Material, Magnetic Field Strength, and Metal Artifact Reduction Sequences	Hüseyin Anıl Özmat
12:35-12:40	OP-05 – Mapping, Classification and Surgical Strategy for Vertebral Artery Variation in Posterior Atlantoaxial Joint Release, Distraction and Fusion Surgery for Basilar Invagination and Atlantoaxial Instability	Yueqi Du
12:40-12:45	OP-06 – Bhavuk’s Laminar Bow: A Novel Posterior-Only Technique for the Restoration of Lordosis in Rigid Cervical Kyphosis	Bhavuk Garg
12:45-12:50	OP-07 – Revision Surgery After Cervical ossification of the posterior longitudinal ligament Surgery: An Analysis of Failure Mechanism, Timing, and Surgical Approach	Suchel Kim
12:50-12:55	OP-08 – Heterotopic Ossification After Hybrid Cervical Disc Arthroplasty with Adjacent Fusion: Incidence and Risk Factors – A Retrospective Cohort Study	Ying Chia Wu
12:55-13:00	OP-09 – Is Preoperative Cervical Kyphosis a Fixed Structural Deformity in Compressive Myelopathy? A Longitudinal Dynamic Radiographs Analysis	Chang Hyun Lee
13:00-13:05	OP-10 – Strategic Variations in Posterior Atlantoaxial Fixation: Pathology Driven Decision Making at the Craniocervical Junction	Yasushi Shin
13:05-13:15	Discussion
13:15-14:45	Keynote Talks 1 Moderators: Yoon Ha, Atul Goel
13:15-13:30	KT1: Management of Neuromuscular Cervical Deformity	Yoon Ha
13:30-13:45	KT2: Anterior cervical disc replacement: Introduction, present state, and future outlook in Japan	Toshihiro Takami
13:45-14:00	KT3: Strategies to solve symptomatic cervical pseudoarthrosis	Oscar L. Alves
14:00-14:15	KT4: WFNS Spine Committee Recommendations for surgery of basilar invagination	Mehmet Zileli
14:15-14:30	KT5: Innovation in Intramedullary Spine Tumours	Salman Sharif
14:30-14:45	KT6: Vertical spinal instability: Introduction of a concept	Atul Goel
14:45-14:50	Discussion
14:50-15:00	Coffee Break
15:00-16:15	Panel 1 – Pro-Con Debate: Degenerative Cervical Myelopathy – Anterior or Posterior? Moderators: Mehmet Zileli, Se-Hoon Kim
15:00-15:05	Case presentation: Multilevel degenerative cervical myelopathy – audience vote 1	İsmail Bozkurt
15:05-15:15	Surgical management and decision-making process for degenerative cervical myelopathy	Francesco Costa
15:15-15:25	Evidence – Value of IONM in surgical management of cervical spondylotic myelopathy	Jutty Parthiban
15:25-15:35	PRO (Anterior) – The role of oblique corpectomy for CSM	Kemal Koç
15:35-15:45	CON (Posterior) – Surgical treatment of degenerative cervical myelopathy: Laminectomy, laminoplasty or posterior fusion, EBM	Ali Abou-Madawi
15:45-15:55	Evidence – Predictors of outcome for CSM	Serdar Kahraman
15:55-16:05	Evidence – Management of Cervical Myelopathy - Has the evidence changed?	Pragnesh Bhatt
16:05-16:15	Rebuttals (2 min each), audience vote 2, moderators’ summary – case outcome revealed
16:15-17:45	Keynote Talks 2 Moderators: Salman Sharif, Jae Taek Hong
16:15-16:25	KT7: Central or axial atlantoaxial instability: Clinical implications	Atul Goel
16:25-16:35	KT8: Feasibility of expandable cage for vertebral body reconstruction of cervical spinal disorders	Se-Hoon Kim
16:35-16:45	KT9: Occipito-cervical fixation: Long-term outcomes and revision strategies	Şükrü Çağlar
16:45-16:55	KT10: OPLL in motion: Why dynamic factors matter more than static images	Dong Wook Son
16:55-17:05	KT11: Vertebral artery releasing for cervical tumor surgery	Kemal Koç
17:05-17:15	KT12: Necessary cervical kyphosis correction angle (NeckCA) for ideal alignment in cervical spinal deformity	Jin Hoon Park
17:15-17:25	KT13: Impact of Hybrid Constructs and Operative Level on Radiographic Hypermobility Following Cervical Arthroplasty	Hsi-Kai Tsou
17:25-17:45	Discussion
17:45-18:00	Best Paper Award Ceremony
18:00-20:00	Welcome Reception – Piano performance: Mine Mucur, Pianist, Istanbul University Conservatory

7th November Saturday
Hall 1
08:00-09:05	Panel 2-Craniovertebral Junction Surgery: WFNS CVJ Committee Moderators: Mehmet Zileli, Onur Yaman
08:00-08:10	Surgical anatomy of the cranio-vertebral junction	Francesco Costa
08:10-08:20	Radiological evaluation and surgical planning	Abdulfarrukh Kerimov
08:20-08:30	C1-C2 fixation techniques (Goel-Harms)	Oscar L. Alves
08:30-08:40	Vertebral artery anatomy and avoidance of complications	Onur Yaman
08:40-09:05	Discussion
09:05-10:30	Keynote Talks 3 Moderators: Oscar Alves, Jutty Parthiban
09:05-09:15	KT14: Various posterior cervical fixation techniques in cranio-vertebral junction	Nobuyuki Shimokawa
09:15-09:25	KT15: The hidden C1 ring: Prevalence and implication of ponticulus posticus	Eko Subagio
09:25-09:35	KT16: Complex CVJ anomalies and technical nuances	Jutty Parthiban
09:35-09:45	KT17: Cervical osteotomies and classifications for cervical deformity	Yahya Güvenç
09:45-09:55	KT18: Influence of Subsidence after Stand-Alone Anterior Cervical Discectomy and Fusion in Patients with Degenerative Cervical Disease: A Long-Term Follow-Up Study	Jung Kil Lee
09:55-10:05	KT19: Gene therapy for spinal cord injury, including the preliminary results of our first-in-human clinical trial	Yoon Ha
10:05-10:30	Discussion
10:30-10:50	Coffee Break
10:50-12:15	Panel 3 – Pro-Con Debate: Cervical OPLL – Anterior or Posterior? Moderators: Jin Hoon Park, Jutty Parthiban
10:50-10:55	Case presentation: cervical OPLL – audience vote 1	Ülkün Ünlü Ünsal
10:55-11:05	Introduction – Cervical OPLL: An update	Jutty Parthiban
11:05-11:15	Dilemmas for deciding the anterior or posterior approach in the surgical treatment of cervical OPLL	Jin Hoon Park
11:15-11:25	Evidence – Treatment Considerations in Cervical OPLL	Kazutoshi Hida
11:25-11:35	Evidence – Is Laminoplasty Suitable for OPLL Patients with Cervical Kyphosis and/or Negative K-Line?	Jung Kil Lee
11:35-11:45	PRO (Anterior) – ACAF for cervical OPLL	Zan Chen
11:45-11:55	CON (Posterior) – Combined laminoplasty and instrumented cervical fixation for cervical OPLL treatment	Eun-Sang Kim
11:55-12:05	Third way – Only fixation for cervical OPLL: A paradigm shift from decompressive surgical techniques	Apurva Prasad
12:05-12:15	Rebuttals (2 min each), audience vote 2, moderators’ summary – case outcome revealed
12:15-13:00	Lunch – Boston Scientific Workshop
13:00-14:25	Panel 4-Cervical Spinal Cord Tumors Moderators: Kazutoshi Hida, Fengzeng Jian
13:00-13:10	Three-Dimensional Functional Anatomy of the Spinal Cord	Ural Verimli
13:10-13:20	Dorsal median sulcus of spinal cord: Anatomy, neurophysiology and surgery	Fengzeng Jian
13:20-13:30	Surgical management of spinal tumors: Is IONM necessary?	Pragnesh Bhatt
13:30-13:40	Extramedullary tumors at the CVJ	Jutty Parthiban
13:40-13:50	Do we need intraoperative neuromonitoring in intradural extramedullary spine tumors?	Fahd Derkaoui Hassani
13:50-14:00	Management of cervical intramedullary tumors	Francesco Costa
14:00-14:10	Surgical management of intramedullary tumors: Surgical strategies based on pathology	Kazutoshi Hida
14:10-14:20	Surgical strategies for cervical hemangioblastomas: Maximizing safety and resection using ICG imaging guidance	Toshihiro Takami
14:20-14:25	Discussion
14:25-15:40	Panel 5 – Pro-Con Debate:Atlantoaxial Instability – Fixation Alone or Decompression Plus Fixation? Moderators: Yahya Güvenç, Komal Prasad Chandrachari
14:25-14:30	Case presentation – audience vote 1	Fatih Akbulut
14:30-14:40	PRO (Fixation alone) – Understanding the novel clinical and radiological indicators of atlantoaxial instability: An experience of 2,500 cases	Apurva Prasad
14:40-14:50	CON (Decompression + realignment/fixation) – Cervical sagittal balance in surgery for basilar invagination	Fengzeng Jian
14:50-15:00	Third way – Beyond the algorithm: Individualizing Surgery at the Cranio-Vertebral Junction	Komal Prasad Chandrachari
15:00-15:10	Special topic – Surgical treatment of retro-odontoid pseudotumor	Nobuyuki Shimokawa
15:10-15:20	Special topic – Type II odontoid fractures in the elderly: Conservative or surgical?	Numan Karaaslan
15:20-15:30	Rebuttals (2 min each), audience vote 2, moderators’ summary – case outcome revealed
15:30-16:00	Coffee Break
16:00-17:20	Panel 6-Innovative Techniques Moderators: Nobuyuki Shimokawa, Dong Wook Son
16:00-16:10	Robot-Assisted Craniovertebral Junction Surgery	Komal Prasad Chandrachari
16:10-16:20	Atlantoaxial reconstruction: The artful evolution of craniovertebral junctional spine surgery	Jin Hoon Park
16:20-16:30	Different materials, different problems: Radiographic outcomes of allograft, PEEK, and 3D-printed titanium cages in ACDF	Dong Wook Son
16:30-16:40	PFDF technique for atlanto-axial dislocation	Zan Chen
16:40-16:50	Posterolateral sulcus approach for intramedullary hemorrhage associated with cavernous malformation of high cervical spine: Operative technique and outcomes	Toshihiro Takami
16:50-17:00	Awake, accurate, agile: Percutaneous full-endoscopic surgery for thoracic stenosis	Xingchen Li
17:00-17:10	C-ADR (cervical artificial disc replacement): 20 years of experience	Keun Su Kim
17:10-17:20	Dicussion
Hall-2
08:00-09:15	Panel 7 (ISS)- Pro-Con Debate: Cervical Degenerative Disc Disease – Arthroplasty or Fusion? Albania Neurosurgery Society / Bosnia Neurosurgery Society Moderators: Adi Ahmetspahic, Irgen Hodaj, Erkin Sönmez
08:00-08:05	Case presentation – audience vote 1	Bekir Rovcanin
08:05-08:15	CON (Fusion) – Cervical disc with ACDF: Long-term outcomes	Fatos Olldashi
08:15-08:25	PRO (Arthroplasty) – Cervical disc arthroplasty: Long-term outcomes	Anes Masovic
08:25-08:35	Third way – Hybrid surgery in cervical degenerative disease	Adnan Cickusic
08:35-08:45	Alternative – Posterior keyhole discectomy: The role of motion-preserving surgery	Bekir Rovcanin
08:45-08:55	Evidence – Adjacent segment disease: Does arthroplasty make a difference?	Adi Ahmetspahic
08:55-09:05	Evidence – Cost-effectiveness of motion preservation compared with fusion	Irgen Hodaj
09:05-09:15	Rebuttals (2 min each), audience vote 2, moderators’ summary – case outcome revealed
09:15-10:30	Panel 8 (ISS) – Miscellaneous- Moroccan Society of Neurosurgery Session Moderators: Fahd Derkaoui Hassani, Hilmani Said
09:15-09:25	From brain to spine: Rethinking how we train the next generation of spine surgeons in LMIC	Fahd Derkaoui Hassani
09:25-09:35	Juvenile Idiopathic Scoliosis	Hilmani Said
09:35-09:45	Minimally invasive management of spondylolisthesis	Mustapha Hamama
09:45-09:55	Cervical deformity: Clinical evaluation and surgical decision-making	Hilmani Said
09:55-10:05	Sacral fracture management	İsmail Bozkurt
10:05-10:30	Discussion
10:30-10:50	Coffee Break
10:50-12:15	Panel 9- Spinal Cord Injury - WFNS Spine Committee Panel Moderators: Mehmet Zileli, Fatos Olldashi
10:50-11:00	Outcomes of spinal cord injury: From acute care to chronic stages	Salman Sharif
11:00-11:10	Surgical timing in acute spinal cord injury: How early is early enough?	Fatos Olldashi
11:10-11:20	Cervical spinal cord injury: Surgical and pulmonary management	Onur Yaman
11:20-11:30	Management strategy of acute spinal cord injury in patients with multilevel cervical stenosis	Yahya Güvenç
11:30-11:40	Delayed neurological deterioration after spinal cord injury: Causes and surgical solutions	Kemal Koç
11:40-11:50	Management of neurogenic bladder problems after spinal cord injury	Rahmi Onur
11:50-12:00	Rehabilitation in spinal cord injury: Current evidence and future perspectives	Evrim Saygı Karadağ
12:00-12:15	Discussion
12:15-13:00	Lunch
13:00-14:05	Panel 10 (ISS)- Lumbar Stenosis and Degenerative Spondylolisthesis MESS / Iraq Neurosurgery Society Moderators: Mohammad Zuhair, Ahmed Abdul Salam, Numan Karaaslan
13:00-13:10	Unilateral laminotomy for bilateral decompression (ULBD): Tips and pitfalls	Osama Arim
13:10-13:20	Degenerative Spondylolisthesis: Decompression Alone vs Instrumented Fusion	Ahmed Abdul Salam
13:20-13:30	Tubular microdiscectomy: Tips and tricks	Mohammad Zuhair
13:30-13:40	Adjacent segment degeneration following lumbar decompression and fusion	Yasir Hamandy
13:40-13:50	Surgical management of high-grade spondylolisthesis and spondyloptosis	Wameed Kais
13:50-14:00	Foraminal and extraforaminal lumbar stenosis: Decompression strategies and pitfalls	Ali Hikmat Aziz
14:00-14:05	Discussion
14:05-15:40	Panel 11 (ISS): Thoracic and Lumbar Endoscopic Surgery Kazakhstan Neurosurgery / Uzbekistan Neurosurgery Society Moderators: Talgat Kerimbayev, Abdulfarrukh Kerimov, Azat Mustafayev
14:05-14:15	Endoscopic interlaminar approaches to lumbar disc herniation	Talgat Kerimbayev
14:15-14:25	Indications and limitations of the transforaminal endoscopic approach	Abdulfarrukh Kerimov
14:25-14:35	Endoscopic approaches to recurrent lumbar disc herniations	Abdurrahman Norov
14:35-14:45	Endoscopic approaches to lumbar spinal stenosis	Hakan Sabuncuoğlu
14:45-14:55	Uniportal endoscopic bilateral cave-in decompression for thoracic ossification of posterior longitudinal ligament	Xingchen Li
14:55-15:05	Endoscopic spine surgery: Expanding indications for many pathologies	Victor Aleynikov
15:05-15:15	Percutaneous endoscopic C1-2 fusion in 30 minutes with a 1-cm incision: Feasibility in 51 patients	Nanfang Xu
15:15-15:25	Complication Management in Spinal Endoscopy	Hüseyin Öztürk
15:25-15:35	Comparing Rehabilitation After Endoscopic and Microsurgical Spine Surgery	Azat Mustafayev
15:35-15:40	Discussion
15:40-16:00	Coffee Break
16:00-17:20	Panel 12 (ISS)-Cervical Trauma Azerbaijan Neurosurgery Society / Turkmenistan Neurosurgery Society Moderators: Saparov Nurgeldi, Togrul Cavadov, Güçlühan Güçlü
16:00-16:10	Occipitocervical instability	Abdul Guliyev
16:10-16:20	C1-C2 instability: Diagnosis and treatment	Saparov Nurgeldi
16:20-16:30	Odontoid fractures: Surgical planning	Rovshan Khalilzade
16:30-16:40	Subaxial cervical injury treatment	Togrul Cavadov
16:40-16:50	Cervical facet injuries: Surgical management	Kemal Tashliyev
16:50-17:00	Anterior, posterior or 360°? Choosing the surgical approach	Rasim Guliyev
17:00-17:10	Vertebral artery injury and treatment	Atayev Sazak
17:10-17:20	Discussion
Hall-3
08:00-09:20	Oral Presentations 2 Moderators: Eun-Sang Kim, Osama Arim
08:00-08:07	OP-11 – Cervical Sagittal Alignment as a Predictor of Surgical Outcomes in Degenerative Cervical Myelopathy: A Systematic Review and Meta-Analysis	Vladimir Klimov
08:07-08:14	OP-12 – Cervical Sagittal Alignment and Mandibular Asymmetry in Juvenile Idiopathic Scoliosis: Associations with Treatment History	Mustafa Buğra Ayaz
08:14-08:21	OP-13 – Beyond Bilateral C2 Pedicle Screws: An Anatomy-Driven Anchorage Strategy For Posterior Atlantoaxial Fixation	Aydın Talat Baydar
08:21-08:28	OP-14 – Who is at risk of myelopathy? A systematic review and meta-analysis of asymptomatic cervical spinal cord compression	Yoshiki Fujikawa
08:28-08:35	OP-15 – Crossing the Cervicothoracic Junction: Which Rod Configuration Should Be Selected based on Long-Term Cervical Sagittal Alignment?	Min Ho Yang
08:35-08:42	OP-16 – The Osteosarcopenic Phenotype in Vertebral Compression Fracture: Prevalence and Early Outcomes	Ailbhe Quigley
08:42-08:49	OP-17 – Sagittal Alignment during Extension as a Key Determinant of Anterior Bone Loss Following 2-Level Baguera C Cervical Disc Arthroplasty	Ching Jung Hwang
08:49-08:56	OP-18 – A Gravity-Assisted Lateral Approach for Safe Exposure of Ventral Craniocervical Junction Arteriovenous Fistulas	Toshihiko Inui
08:56-09:03	OP-19 – Initial 10 Cases and Learning Curve of Vertebral Body Sliding Osteotomy for Cerv	Suhun Lee
09:03-09:10	OP-20 – Relationship Between Coronal L4 Tilt and Sagittal Spinopelvic Parameters in Adult Spinal Deformity	Fatma Hediye Erzurumlu
09:10-09:20	Discussion
09:20-10:30	Young Neurosurgeons Forum – How I Do It 1: Step by Step Lumbar MIS Moderators: Talgat Kerimbayev, Saparov Nurgeldi
09:20-09:40	Step by step: Interlaminar endoscopic lumbar discectomy	Salim Şentürk
09:40-10:00	Step by step: Endoscopic decompression for lumbar spinal stenosis	Hakan Sabuncuoğlu
10:00-10:20	Step by step technique: Tubular lumbar discectomy	Mehmet Zileli
10:20-10:30	Q&A with young surgeons
10:50-11:45	Panel 13-Minimally Invasive Techniques Moderators: Eun-Sang Kim, Massimo Balsano
10:50-11:00	Long-term outcomes of minimally invasive versus conventional surgery for degenerative cervical diseases	Mohammad Zuhair
11:00-11:10	Microsurgical Unilateral Laminotomy for Bilateral Decompression in Degenerative Cervical Myelopathy	Suat Canbay
11:10-11:20	Arachnoid dissection techniques in spinal meningiomas	Cem Atabey
11:20-11:30	Full-endoscopic posterior cervical foraminotomy: Technique and outcomes	Talgat Kerimbayev
11:30-11:40	Minimally invasive TLIF: Technique, learning curve and outcomes	Afifa Avsar
11:40-11:45	Discussion
13:00-14:20	Oral Presentations 3 Moderators: Erkin Sönmez, İsmail Bozkurt
13:00-13:07	OP-21 – Two-Level Uniportal Interlaminar Endoscopic Lumbar Surgery Through a Single Incision: A Technical Case Series	Mohammed Aladdam
13:07-13:14	OP-22 – Preclinical evaluation of boron neutron capture therapy for function-preserving treatment of metastatic spinal tumors	Yoshiki Fujikawa
13:14-13:21	OP-23 – Occipital Salvage Screw for Failed C1 Lateral Mass Screw Placement in a Type IIB Odontoid Fracture: A Technical Note	Barış Aslanoğlu
13:21-13:28	OP-24 – Function-Preserving Hemisacrectomy for Lateralized Sacral Tumors: Strategies to Protect Neurological Function and Prevent Foot Drop	Mustafa Şenses
13:28-13:35	OP-25 – Epidemiology of spinal cord hypertension syndrome in water-mediated uniportal full endoscopic thoracolumbar surgery: a single-center experience	Wu Haiyang
13:35-13:42	OP-26 – Efficacy of endoscopic-assisted anterior cervical discectomy and fusion for single-segment cervical spondylotic myelopathy: a single-center retrospective study	Haiyang Wu
13:42-13:49	OP-27 – Poly-L-lactide Dural Substitute Induced Foreign Body Granuloma Mimicking Recurrent Spinal Ependymoma: A Case Report	Wing Yuk Ryan Chan
13:49-13:56	OP-28 – Syrinx Regression and Neurological Improvement Following C1–C2 Stabilization in Chiari Malformation and Syringomyelia: A Single-Center Retrospective Series	Emre Herdan
13:56-14:03	OP-29 – Paraspinal Fat Index for Assessment of Frailty in Spine Research	Emre Zorlu
14:03-14:10	OP-30 – Impact of Upper and Lower Instrumented Vertebra Selection on C2 Slope Correction Following ACDF Surgery	Baran Taşkala
14:10-14:20	Discussion
14:30-15:00	Young Neurosurgeons Forum – How I Do It 2: Cervical Spine Surgery (Video Session) Moderators: Mohammad Zuhair, Fahd Derkaoui Hassani
14:30-14:40	Step by step: Anterior cervical discectomy and fusion (ACDF)	Salman Sharif
14:40-14:50	Step by step: Cervical disc arthroplasty	Oscar L. Alves
14:50-15:00	Q&A with young surgeons
15:40-16:00	Coffee Break
16:00-17:20	Oral Presentations 4 Moderators: TBD
16:00-16:07	OP-31 – Segmental Distribution of Facet Joint Vacuum Phenomenon: A CT-Based Classification and Its Association with Symptomatic Lumbar Degeneration	Emre Zorlu
16:07-16:14	OP-32 – Traumatic high cervical torticollis cases	Jongbeom Lee
16:14-16:21	OP-33 – Long-segment cervicothoracic intramedullary ependymoma presenting during pregnancy with postpartum neurological deterioration	Azamat Abenov
16:21-16:28	OP-34 – Symptomatic Propriospinal Myoclonus Associated With an Intramedullary Ependymoma of the Cervical Spinal Cord	Aziz Batyrbekov
16:28-16:35	OP-35 – Effects of Surgical Approaches in Cauda Equina Syndrome	Anna Janssen Heidenfeld
16:35-16:42	OP-36 – Clinical and radiological outcomes of PEEK rods versus titanium rods in lumbar spinal stenosis with grade 1 spondylolisthesis: a retrospective comparative study	Mahmut Demirkol
16:42-16:49	OP-37 – Lumbar Vertebral Metastasis of Thymoma Mimicking a Primary Bone Tumor: A Rare Case Report of Two-Stage Surgical Management	Mehmet Edip Akyol
16:49-16:56	OP-70 – Kyphoplasty for Osteoporotic Vertebral Fractures With Spinal Canal Compression: Our Experience	Demet Evleksiz
16:56-17:03	OP-39 – Surgical strategy for C2 dumbbell schwannoma	Yuichiro Kojima
17:03-17:10	OP-40 – Extradural and Intradural-Extramedullary Psammomatous Meningioma at the Same Spinal Level: A Two-Stage Surgical Approach	Burcu Barın
17:10-17:20	Discussion

8th November Sunday
Hall-1
08:00-08:50	Panel 14- Management of Cervical Surgery Complications Moderators: Jae Keun Oh, Pragnesh Bhatt
08:00-08:10	Complications in cervical disc surgery: Identifying high-risk patients	Dae-Chul Cho
08:10-08:20	Dural tears and CSF leak in anterior cervical discectomy	Eun-Sang Kim
08:20-08:30	Recurrent laryngeal nerve injury in anterior cervical surgery	Jae Keun Oh
08:30-08:40	Infection after cervical spine surgery	Saparov Nurgeldi
08:40-08:50	Discussion
08:50-10:20	Keynote Talks 4 Moderators: Ali Abou-Madawi, Şükrü Çağlar
08:50-09:00	KT20: Cervical spine alignment	Jae Keun Oh
09:00-09:10	KT21: Cervical sagittal balance for deformity surgery	Onur Yaman
09:10-09:20	KT22: The management of cervical chordomas	Zan Chen
09:20-09:30	KT23: C5 palsy after cervical decompression	Süleyman Çaylı
09:30-09:40	KT24: Management options for pseudoarthrosis of the thoracic spine and cervicothoracic junction	Serdar Kahraman
09:40-09:50	KT25: Complications avoidance in cervical spine surgery	Pragnesh Bhatt
09:50-10:00	KT26: Zero-profile devices in ACDF: Indications, surgical technique and clinical outcomes	Ender Ofluoğlu
10:00-10:20	Discussion
10:20-10:40	Coffee Break
10:40-12:00	Panel 15-Cervical Revision Surgery Moderators: Jung Kil Lee, Eko Agus Subagio
10:40-10:50	Decision making in complex cervical spine revision surgery	Ali Abou-Madawi
10:50-11:00	Cervical transpedicular fixation: Indications and difficulties	Krishna Sharma
11:00-11:10	Failure of basilar invagination and cranio-cervical surgery: Surgical strategies	Onur Yaman
11:10-11:20	Cervical spondylosis combined with syringomyelia	Xiaoli Sun
11:20-11:30	ALIF vs TLIF vs LLIF: Choosing the right interbody strategy for lumbar disease	Massimo Balsano
11:30-11:40	ERAS protocols for spine surgery	Se-Hoon Kim
11:40-11:50	Revision surgery of C-ADR: Analysis of 29 cases and suggestions to avoid failure	Keun Su Kim
11:50-12:00	Discussion
12:00-13:15	Panel 16-Pediatric Spinal Disorders and Chiari Malformation Moderators: Salim Şentürk, Adnan Dağçınar
12:00-12:10	Management of myelomeningocele: Intrauterine surgery	Adnan Dağçınar
12:10-12:20	Surgical management of Chiari I malformation based on different cerebrospinal fluid flow patterns at the cranio-vertebral junction	Hüseyin Öztürk
12:20-12:30	Analysis of long-term efficacy of spine-shortening surgery in the treatment of tethered cord syndrome	Wu Hao
12:30-12:40	Surgical management of syringomyelia	Kazutoshi Hida
12:40-12:50	Our experience on management of Chiari malformation	Krishna Sharma
12:50-13:00	Os Odontoideum: Instability and surgical indications	Fengzeng Jian
13:00-13:10	Split cord malformation: Diagnosis and surgical management	Mustafa Sakar
13:10-13:15	Discussion
13:15-14:00	Lunch – Baxter Workshop
14:00-15:20	Panel 17 (ISS)-Thoracolumbar Deformity Moderators: Süleyman Çaylı, Ender Ofluoğlu
14:00-14:10	Lenke classification for surgical planning of scoliosis	Numan Karaaslan
14:10-14:20	Correction maneuvers for scoliosis	Onur Yaman
14:20-14:30	Congenital scoliosis: Surgical timing	Süleyman Çaylı
14:30-14:40	How much should we fuse? Optimizing fusion levels in AIS	Erkin Sönmez
14:40-14:50	Adult degenerative scoliosis: Classification and surgical planning	Ender Ofluoğlu
14:50-15:00	Complication prevention in deformity surgery	Adnan Demirci
15:00-15:20	Discussion
15:20-15:40	Coffee Break
15:40-17:00	Panel 18 (ISS)- Bone Tumors of the Spine Moderators: Serdar Kahraman, Sait Şirin
15:40-15:50	Multiple myeloma of the spine	Suat Canbay
15:50-16:00	Surgical treatment of primary benign spine tumors	Güçlühan Güçlü
16:00-16:10	Surgical strategy for primary malignant spine tumors	Yahya Güvenç
16:10-16:20	Decision-making for spinal metastases	Serhat Pusat
16:20-16:30	Separation Surgery for Spinal Metastases: How Much Tumor Resection Is Enough?	Aşkın Esen Hastürk
16:30-16:40	Radiosurgery for spinal metastasis	Sait Şirin
16:40-17:00	Discussion
17:00-17:10	Closing Remarks
Hall 2
08:00-09:10	Panel 19 (ISS)- Percutaneous Spinal Instrumentation and Spinal Trauma Moderators: Murat Müslüman, Serhat Pusat
08:00-08:10	Vertebroplasty versus kyphoplasty: What does the evidence show?	Ülkün Ünsal
08:10-08:20	Surgical strategies for AO A3 and A4 burst fractures: Short-segment, long-segment or anterior reconstruction?	Murat Baloğlu
08:20-08:30	Percutaneous pedicle screw fixation: Current techniques and outcomes	Şafak Çine
08:30-08:40	Percutaneous interbody fusion versus conventional open fusion: Current evidence	Eyüp Varol
08:40-08:50	Early vs delayed surgery in pediatric spinal trauma: What does the evidence tell us?	Murat Müslüman
08:50-09:00	Spinal implant removal after trauma: Indications, timing and surgical considerations	Vehbi Gülmen
09:00-09:10	From 3D Imaging to surgical strategy: Case-based decision-making in spine surgery	Çağrı Canbolat
09:10-10:20	Panel 20 (ISS)- Pro-Con Debate: Lumbar Disc Herniation- Injections or Endoscopic or Microscopic Discectomy? Moderators: Kemal Koç, Hakan Gündüz
09:10-09:15	Case presentation – audience vote 1	Onur Erdoğan
09:15-09:25	Before surgery – Percutaneous interventional pain treatment for lumbar disc herniations	Hakan Gündüz
09:25-09:35	Before surgery – Intradiscal therapies: From nucleoplasty to RF, stem cell, biologics: Evidence, indications and limitations	Savaş Şencan
09:35-09:45	PRO (Endoscopic) – Endoscopic interlaminar lumbar discectomy	Hakan Sabuncuoğlu
09:45-09:55	CON (Microscopic) – More disc, less recurrence? The impact of discectomy volume on recurrent lumbar disc herniation	Suat Canbay
09:55-10:05	Evidence – Current concepts in revision of disc herniations	Gökhan Bozkurt
10:05-10:15	If it fails – Management of failed back surgery syndrome	Güner Menekşe
10:15-10:20	Rebuttals (2 min each), audience vote 2, moderators’ summary – case outcome revealed
10:20-10:40	Coffee Break
10:40-12:00	Panel 21 (ISS)- Geriatric Spine Surgery Moderators: Mehmet Zileli, Ali Fatih Ramazanoğlu
10:40-10:50	Management of osteoporotic vertebral fractures	Şükrü Çağlar
10:50-11:00	Degenerative cervical myelopathy in older adults	Gökhan Bozkurt
11:00-11:10	Unilateral approaches for cervical myelopathy in the elderly: Is less more?	Barış Özener
11:10-11:20	Spinal stenosis and spondylolisthesis surgery in geriatric patients	Celal Özbek Çakır
11:20-11:30	Instrumentation in the geriatric spine: Current concepts	Hamit Aytar
11:30-11:40	Avoiding complications in geriatric spine surgery	Emre Cemal Gökçe
11:40-12:00	Discussion
12:00-13:15	Panel 22 (ISS)-Complication Management in Spine Surgery Moderators: Şükrü Çağlar, Suat Canbay
12:00-12:10	Patient selection: The first step in preventing complications	Erdal Yayla
12:10-12:20	Prevention and management of intraoperative bleeding in spine surgery	İsmail İştemen
12:20-12:30	Surgical drains in spine surgery: What does the evidence tell us?	Edip Akyol
12:30-12:40	Neuromonitoring and anesthesia: Optimizing safety in spine surgery	Ülgen Zengin
12:40-12:50	Spinal pseudoarthrosis: Diagnosis, prevention, and revision strategies	Ersin Özeren
12:50-13:00	Adjacent Segment Disease: Decompression or Fusion? How Should We Plan the Surgery?	Necati Kaplan
13:00-13:10	Prevention of proximal junctional kyphosis	Necati Tatarlı
13:10-13:15	Discussion
13:15-14:00	Lunch
14:00-15:20	Panel 23 (ISS): The Painful Spine Moderators: Aşkın Esen Hastürk, Mehmet Tiryaki
14:00-14:10	The painful spine: Identifying the true pain generator	Onur Erdoğan
14:10-14:20	Cervical epidural steroid injections: Foraminal and interlaminar techniques	Murat Çobanoğlu
14:20-14:30	Sacroiliac joint pain: Current diagnosis and treatment	Emir Darcan
14:30-14:40	Hip and leg pain: Differential diagnosis and treatment strategies	Onur Yüksel
14:40-14:50	Coccygectomy: Surgical technique, complications and clinical outcomes	Onur Kulaksızoğlu
14:50-15:00	Nerve Transfers After Brachial Plexus Injury: Indications, Techniques, and Outcomes	Okyar Altaş
15:00-15:10	When should rehabilitation begin after spine surgery?	Serhan Kurtulmuş
15:10-15:20	Discussion
15:20-15:40	Coffee break
15:40-17:00	Panel 24 (ISS): The Painful Spine – Part 2 Moderators: Necati Tatarlı, Vehbi Gülmen
15:40-15:50	The painful spine after fusion: A diagnostic algorithm for the failed fusion patient	Ali Özen
15:50-16:00	Postoperative epidural fibrosis: Diagnosis, prevention and treatment	Ali Kaplan
16:00-16:10	Piriformis syndrome and deep gluteal syndrome	Batuhan Kartal
16:10-16:20	Fibromyalgia and Spinal Disorders: Overlapping Symptoms and Diagnostic Pitfalls	Seymur Nifatliyev
16:20-16:30	The Impact of Neuropathic Pain on Surgical Outcomes in Spine Surgery	Mehmet Emre Günaydın
16:30-16:40	Spinal cord stimulation: Surgical techniques, complications and troubleshooting	Kemal Paksoy
16:40-17:00	Discussion
17:00	Closing
Hall-3
08:00-09:10	Oral Presentations 5 Moderators: İsmail İştemen, Ersin Özeren
08:00-08:07	OP-41 – Cervical Spinal Stenosis Case Series Clinical Research Report Surgical Management And Sagittal Alignment In Cervical Spinal Stenosis	Mehmet Edip Akyol
08:07-08:14	OP-42 – When Rare Meets Elusive: Diagnostic and Therapeutic Challenges in Atlantoaxial Tuberculosis	Chiu Chun Chen
08:14-08:21	OP-43 – Anterior Approach to Cervical Disc Herniation: Clinical Experience With Five Cases	Sabina Ahmadli
08:21-08:28	OP-44 – Posterior Cervical Muscle-Preserving Interspinous Process Approach and Decompression	Jungwoo Nam
08:28-08:35	OP-45 – Posterior-Only Versus Combined Anterior–Posterior Stabilization in Cervical Trauma Associated with Ankylosing Spondylitis: A Four-Patient Case Series	Mehmet Ali Kahraman
08:35-08:42	OP-46 – Neglected Severe Cervical Kyphotic Deformity Presenting With Progressive Gait Disturbance: A Case Report	Ayça Çakan
08:42-08:49	OP-47 – Early Postoperative Complications in Anterior Cervical Discectomy and Fusion: A Descriptive Analysis of Clinical Outcomes and Associated Factors	Baran Taşkala
08:49-08:56	OP-48 – External Validation of the SYS-G Angle as a Surrogate for the C2–C7 Cobb Angle and Age- and Sex-Specific Reference Values in Turkish Adults	Ahmet Hamdi Olçar
08:56-09:03	OP-49 – Midline Penetrating Spinal Cord Injury Without Neurological Deficit: A Case Report	Burcu Barın
09:03-09:10	OP-50 – Restoration of Sagittal Alignment and Early Safety in ACDF: Stand-Alone Cage vs. Bladed Cage with Anterior Plate Fixation	Hidayet Safak Cine
09:10-10:20	Panel 25 (ISS)- Spine Surgery in Patients with Systemic Diseases Moderators: Murat Baloğlu, Ülkün Ünsal
09:10-09:20	Spine surgery in rheumatoid arthritis: Challenges and surgical strategies	Özgür Akşan
09:20-09:30	Spine surgery in patients with systemic diseases: Challenges and solutions	Fatih Akbulut
09:30-09:40	Spine surgery in Parkinson’s disease: Challenges and surgical strategies	Murat Zaimoğlu
09:40-09:50	Trauma in ankylosing spondylitis: The hidden fracture and its surgical management	Yener Şahin
09:50-10:00	Diabetes mellitus and spine surgery: How can we reduce surgical risks?	Hakan Millet
10:00-10:10	Spine Surgery in Patients with Coagulopathy: How Can We Minimize Bleeding Risk?	İdris Avcı
10:10-10:20	Pseudarthrosis in patients with osteoporosis and metabolic bone disease: Medical and surgical management	Yunus Kaçar
10:40-11:40	Young Neurosurgeons Session – How I Do It 3: Osteotomies and Free-Hand Screw Placement (Video Session) Moderators: Süleyman Çaylı, Numan Karaaslan
10:40-10:50	Free-hand pedicle screw placement in scoliosis	Ender Ofluoğlu
10:50-11:00	Navigation-assisted pedicle screw placement in scoliosis	Onur Yaman
11:00-11:10	Ponte osteotomy	Güçlühan Güçlü
11:10-11:20	Pedicle subtraction osteotomy (PSO)	Numan Karaaslan
11:20-11:30	Vertebral column resection (VCR)	Yahya Güvenç
11:30-11:40	Q&A with young surgeons
11:40-13:00	Oral Presentations 6 Moderators: Hamit Aytar, Emre Cemal Gökçe
11:40-11:47	OP-51 – Clinical and Functional Outcomes Following C1–C2 Arthrodesis in Complex Atlantoaxial Dislocation: A Single-Center Experience	Md Moshiur Rahman
11:47-11:54	OP-52 – Transforaminal Anterior Epidural Injection for an Intraforaminal Perineural Cyst Objective	Mehmet Emin Bektaş
11:54-12:01	OP-53 – Open-Door Laminoplasty and Total Laminectomy With Posterior Cervical Fusion for Degenerative Cervical Spinal Stenosis: A Preliminary Clinical Study	Melih Eroksuz
12:01-12:08	OP-54 – Prevalence and Clinical Correlates of Concomitant Lumbar Degenerative Pathology in Patients Undergoing Cervical Spine Surgery	İbrahim Ok
12:08-12:15	OP-55 – Radiographic–Clinical Dissociation After Anterior Cervical Discectomy and Fusion: A Two-Cohort Observational Study	Shakhzoda Aripkhodjaeva
12:15-12:22	OP-56 – Management of wound necrosis and dehiscence after spinal surgery: collaboration between orthopedic and plastic surgery	Ahmet Hamdi Olçar
12:22-12:29	OP-57 – Microsurgical resection of skull base meningioma Operative Nuances, Challenges, and Outcome	Md. Ruhul Kuddus
12:29-12:36	OP-58 – Posterior C1–C2 Stabilization for Type II Odontoid Fractures: Clinical, Radiological and Perioperative Outcomes in a Predominantly Elderly Cohort	Umut Enes Avci
12:36-12:43	OP-59 – Cranio-Vertebral Junction (CVJ) pathologies: Operative Challenges and Solutions	SIM KhairunNabi Khan
12:43-12:50	OP-60 – Evidence-Based Surgical Decision-Making in Posterior Cervical Decompression for Degenerative Cervical Myelopathy: Laminoplasty or Laminectomy with Fusion?	Voriskhon Anvarkhujaev
12:50-13:00	Discussion
14:00-15:30	Oral Presentations 7 Moderators: Erdal Yayla, Edip Akyol
14:00-14:07	OP-61 – Atlantooccipital assimilation and posterior arch defect of the atlas: role of preoperative 3D ct reconstruction and multiplanar ımaging	Mehmet Emin Bektaş
14:07-14:14	OP-62 – Posterior C1-C2 Fusion Using the Harms Technique for Atlanto-Axial Dislocation: A Single Centre Case Series	Shahan Ara Parveen
14:14-14:21	OP-63 – Surgical Outcomes for Cervical Ossification of Posterior Longitudinal Ligament with Anterior Removal as the First-Line Approach	Kentaro Naito
14:21-14:28	OP-64 – Evolution of RKs technique in resection of posterior longitudinal ligaments a novel technical nuance in ACDF.	Md. Ruhul Kuddus
14:28-14:35	OP-65 – Tips & Tricks of Pedicle Screw in Sub -Axial Cervical Spine	Pashupati Chaudhary
14:35-14:42	OP-66 – Surgical Management of Spinal Intramedullary Tumors: A 12-Year Single-Center Experience	Fatih Akbulut
14:42-14:49	OP-38 – Occipital Salvage Screw for Failed C1 Lateral Mass Screw Placement in a Type IIB Odontoid Fracture: A Technical Note	Hakan Özçelik
14:49-14:56	OP-74 – Kliniğimizde Tek Taraflı Stabilizasyon Uygulanan Olgular	Hakan Millet
14:56-15:03	OP-75 – Anterior Servikal Korpektomi ve Kendinden Plaklı Kafes Uygulanan Olguların Analizi	Muhammed Karabalık
15:03-15:10	OP-76 – Adölesan Skolyoz Cerrahisi: 24 Olgu	Ceren Çümen
15:10-15:17	OP-77 – Spinal Deformite Cerrahisinde Osteotomiler: 40 Olgunun Klinik Analizi	Mert Can Köker
15:17-15:30	Discussion