Dr. Sebastian Farr graduated from the Medical University Vienna and completed his orthopaedic residency at the Millesi Center for Surgery of Peripheral Nerves (H. Millesi), General Hospital Vienna (R. Kotz) and the Orthopaedic Hospital Speising (F. Grill), where he gained his pediatric orthopaedic training. He specialized in the field of hand and upper limb surgery (W. Girsch) and completed several observerships and hospitations at renowned hospitals such as Boston Children´s Hospital (P. Waters, D. Bae). His clinical and scientific focus lies in the treatment of congenital hand and upper limb differences, injuries, and posttraumatic sequelae particularly in children and adolescents. His research activities led him to the publication of around 70 peer-reviewed articles and several book chapters. Dr. Farr served as the Chair of the European Pediatric Orthopaedic Society - Upper Limb Study Group (2017-2021), is member of several national and international orthopaedic societies, reviewerfor numerous internationally renowned journals, as well as Editorial Board member and Associate Editor for prestigious journals in this field. Dr. Farr has earned several awards and prizes including the highly rated Theodor-Billroth-Prize of the Austrian Medical Chamber and Travelling Fellowships from EPOS and VKO.

• I Fundamentals - 1 Development of the Shoulder Girdle.- 2 Anatomy and Variations.- 3 Diagnostics of the Pediatric Shoulder Girdle.- II. Congenital Deformities.- 4 Sprengel Deformity.- 5 Congenital Pseudarthrosis of the Clavicle.- 6 Congenital Shoulder Dislocation.- 7 Congenital Glenoid and Humeral Head Dysplasia.- 8 The Shoulder Girdle in Syndromes and Skeletal Dysplasia.- III. Acquired Deformities.- 9 Glenoid Dysplasia in Brachial Plexus Birth Palsy.- 10.- Humerus Varus and Valgus.- 11 Malunion of the Clavicle.- 12 Acromioclavicular Dislocation.- 13 Sternoclavicular Dislocation.- IV. Soft Tissue Alterations.- 14 Glenohumeral Instability.- 15 Scapulothoracic Dyskinesis.- 16 Congenital Muscular Torticollis.- 17 Thoracic Outlet Syndrome.- 18 The Shoulder Girdle in Cerebral Palsy.

Dr. Sebastian Farr graduated from the Medical University Vienna and completed his orthopaedic residency at the Millesi Center for Surgery of Peripheral Nerves (H. Millesi), General Hospital Vienna (R. Kotz) and the Orthopaedic Hospital Speising (F. Grill), where he gained his pediatric orthopaedic training. He specialized in the field of hand and upper limb surgery (W. Girsch) and completed several observerships and hospitations at renowned hospitals such as Boston Children´s Hospital (P. Waters, D. Bae). His clinical and scientific focus lies in the treatment of congenital hand and upper limb differences, injuries, and posttraumatic sequelae particularly in children and adolescents. His research activities led him to the publication of around 70 peer-reviewed articles and several book chapters. Dr. Farr served as the Chair of the European Pediatric Orthopaedic Society - Upper Limb Study Group (2017-2021), is member of several national and international orthopaedic societies, reviewerfor numerous internationally renowned journals, as well as Editorial Board member and Associate Editor for prestigious journals in this field. Dr. Farr has earned several awards and prizes including the highly rated Theodor-Billroth-Prize of the Austrian Medical Chamber and Travelling Fellowships from EPOS and VKO.

• I Fundamentals - 1 Development of the Shoulder Girdle.- 2 Anatomy and Variations.- 3 Diagnostics of the Pediatric Shoulder Girdle.- II. Congenital Deformities.- 4 Sprengel Deformity.- 5 Congenital Pseudarthrosis of the Clavicle.- 6 Congenital Shoulder Dislocation.- 7 Congenital Glenoid and Humeral Head Dysplasia.- 8 The Shoulder Girdle in Syndromes and Skeletal Dysplasia.- III. Acquired Deformities.- 9 Glenoid Dysplasia in Brachial Plexus Birth Palsy.- 10.- Humerus Varus and Valgus.- 11 Malunion of the Clavicle.- 12 Acromioclavicular Dislocation.- 13 Sternoclavicular Dislocation.- IV. Soft Tissue Alterations.- 14 Glenohumeral Instability.- 15 Scapulothoracic Dyskinesis.- 16 Congenital Muscular Torticollis.- 17 Thoracic Outlet Syndrome.- 18 The Shoulder Girdle in Cerebral Palsy.