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Dr. Ebraheim’s educational animated illustrates spine concepts associated the cervical spine - trauma. Transverse ligament: - It provides the C1-C2 stability - It is behind the odontoid and it anchors the odontoid to the ring of C1 so it prevents an abnormal movement between C1 and C2. - . in adults is 3.5 mm. - Of the transverse ligament is injured, C1 and C2 will be free to move & there will be an increase in the . - Isolated traumatic injury to the transverse ligament is probably rare. - Jefferson fracture Three types: - Type II: fracture at the base of the odontoid process, most common, troublesome fracture. - Nonunion rate is 20-80% due to interruption of the blood supply. - High nonunion rate in: - More than 5 mm of displacement. - Patients older than 50 years of age. - Other risk factors: - Delay in treatment - Posterior displacement of the fracture - Diabetes - Do not use halo in early patients, risk of death from pneumonia -
