In the attached video the lecturer explains what odontoid fracture is, its three types, associated anatomy, fracture features and management in elderly and pediatric population and differential diagnosis plus significance of Os Odontoidium. Timeline: 0:00 – Introduction 0:14 – Types of fractures and treatment 4:43 – Odontoid fracture in elderly 5:57 – Anatomy and arthrodesis 6:46 – Odontoid fracture in pediatrics 7:27 – Differential diagnosis and Os Odontoidium