Saturday | June 26, 2021 @ Rabelais Amphitheater, Femme Mère Enfant Hospital

14:00 Introduction to the Workshop
14:10-15:30 SESSION 1: Introduction to the CVJ
14:10-14:30 Embryology of posterior fossa and foramen magnum
14:30-14:50 Radiological analysis of posterior fossa and foramen magnum
14:50-15:10 Role of FGFR in the growth of the posterior fossa and foramen magnum in children
15:10-15:30 Surgical implications of FM surgery of embryological knowledge
15:30-16:20 SESSION 2: Chiari
15:30-15:50 Why we should stop to call it a malformation
15:50-16:00 Radiology of Chiari type 1 and radiological classification
16:00-16:20 Chiari type 1: what evaluation and spectrum of surgical techniques
16:20-17:00 Break
17:00-19:00 SESSION 2: Con’t : Chiari
17:00-17:20 Chiari type 1: surgical algorithm in children
17:20-17:40 Chiari type 1: surgical algorithm in adults
17:40-18:00 FM decompression: complications and their avoidance
18:00-18:30 PANEL DISCUSSION: Clinical cases
18:30-19:00 VIDEO SESSION

Sunday | June 27, 2021 @ Rabelais Amphitheater, Femme Mère Enfant Hospital

08:30-10:30 SESSION 3: CVJ instability in children
08:30-09:00 Introduction to the CVJ stability in children
09:00-09:20 CVJ instability – Etiologies: what to ask, what to search for
09:20-09:40 Criteria for CVJ instability at the clinical examination: what to ask, what to search for
09:40-10:00 Criteria for CVJ instability at the radiological examination: what to ask, what to search for
10:00-10:30 Discussion
10:30-11:00 Break
11:00-12:30 SESSION 3: Con’t: CVJ instability in children
11:00-11:20 Principles of CVJ stabilization: indications, biomechanics, long term results
11:20-11:30 Principles of non-surgical stabilization: when, how and how long
11:30-11:45 Surgical stabilization C1-C2: when and how
11:45-12:00 Surgical stabilization C0-C2 When and how
12:00-12:30 Discussion
12:30-13:30 Lunch break
13:30-14:30 SESSION 4: CVJ Congenital pathologies: Achondroplasia
13:30-13:50 The geneticist’s point of view
13:50-14:05 The neurosurgeon’s point of view: indications for surgery
14:05-14:30 Case discussion
14:30-15:30 SESSION 5: CVJ Congenital pathologies: Mucopolysaccharidoses
14:30-14:45 The metabolic point of view
14:45-15:00 The neurosurgical point of view: indications for surgery
15:00-15:30 Case discussion
15:30-16:00 Break
16:00-17:30 SESSION 6: Cranio-vertebral junction trauma
16:00-16:20 The spectrum of Atlanto-Axial Dislocations
16:20-16:40 Epidemiology of cervical spine traumatic lesions in children
16:40-17:00 Fractures of the CVJ in children. Diagnosis, management and indications for surgery (anterior or posterior)
17:00-17:30 Case discussion
17:30-18:30 SESSION 7: CVJ tumoral lesions management
17:30-17:45 Spectrum of Cervical spine tumoral lesions
17:45-18:00 Pitfalls of CVJ tumor removal in children
18:00-18:15 Reconstruction and stabilization after spinal tumor removal in children at the cervical level
18:15-18:30 Case discussion

Monday | June 28, 2021 @ Claude Bernard University, Faculty of Medicine

08:00-12:00 SESSION 8: Surgical techniques – Part 1: Posterior approach to the CVJ
08:00-08:15 Surgical landmarks of the skull and posterior cervical spine: 3D Study
08:15-08:30 How I do it:  posterior instrumentation in children
08:30:08:45 Practical aspects: How I chose my plate and my screws and where I put it: occiput, C1 lateral mass, C2 pedicle, C2 lamina, C2 pars, C1-C2…
08:45-09:00 Discussion
09:00-12:00 HANDS-ON WORKSHOP: C0-C2; C1-C2 fixation
12:00-13:00 LUNCHEON SEMINAR:  Piezosurgery
13:00-18:30 SESSION 9: Surgical techniques – Part 2: Approach to the subaxial spine
13:00-13:15 Surgical landmarks of the anterior cervical spine
13:15-13:45 When to approach to the cervical and subaxial spine anteriorly in children
13:45-14:00 Anterior and anterolateral approach of the subaxial spine
14:00-14:10 Discussion
14:15-17:00 HANDS-ON WORKSHOP: Anterior approach of the subaxial spine (C3) and C3 posterior fixation
17:00-17:20 Surgical algorithm in CVJ lesions in children according to age       
17:20-17:40 Short- and long-term risks of posterior instrumentation in children
17:40-18:00 PANEL DISCUSSION: Indications for lateral mass screw, C2 pedicle screw, pars screw, lamina screw, C1-C2 transarticular screw, plates…How to choose 

Tuesday | June 30, 2020 @ Claude Bernard University, Faculty of Medicine

08:00-12:30 SESSION 10: Surgical techniques – Part 3: transoral approach
08:00-08:15 Anatomy for the transoral approach
08:15-08:30 How I do a transoral decompression: principles and indications 
08:30-08:45 Complications of transoral decompression and their avoidance
08:45-09:00 Discussion
09:00-12:30 HANDS-ON WORKSHOP: Transoral decompression
12:00-13:30 LUNCHEON SEMINAR: Duraplasties
13:30-17:30 SESSION 11: Surgical techniques – Part 4: Occipito-cervical decompression
13:30-13:45 Posterior fossa decompression: principles and indications
13:45: 14:00 Posterior vault expansion principles and techniques
14:00-14:15 Posterior fossa decompression: when, why and how I perform a duraplasty
14:15-14:30 Techniques of dural opening and tonsils’ management
14:30-14:45 Closure after Chiari malformation type 1 surgery. Complications avoidance
14:45-15:00 Discussion
14:40-17:00 HANDS-ON WORKSHOP: Occipito-cervical decompression
17:00-17:20 Specific problems in managing the CVJ in very young children
17:20-17:40 Specific problems of complex congenital CVJ malformations
17:40-18:00 Long-term results in terms of ossification, stability and clinical results
18:-00-18:30 Workshop evaluation