Objective: We report the morbidity and mortality associated with fractures of the clivus and discuss management approaches specific to this unique diagnostic entity.
Methods: We performed a boolean search of our electronic medical record database to identify patients with fractures of the clivus that were diagnosed using computed tomography of the head. A retrospective imaging and chart analysis was completed to further characterize the fractures and to analyze outcomes.
Results: Between January 1999 and December 2007, 41 patients were identified with fractures of the clivus. We found a 0.21% overall incidence among all head-injured patients presenting to our institution and a 2.3% incidence among those patients with a cranial fracture. Ten of 41 patients (24.4%) died, and neurological and vascular complications associated with central cranial base fractures were observed in 19 of 41 patients (46%). Furthermore, associated cranial fractures remote from the central cranial base and associated intracranial hemorrhages were observed in 40 of 41 (97.6%) and 33 of 41 (80.5%) patients, respectively. In terms of outcomes, 26 of 41 patients (63.5%) had a Glasgow Coma Scale score of 12 or greater at the time of discharge from the hospital.
Conclusion: We demonstrate a lower than previously reported mortality rate in patients with clival fractures. Nevertheless, as a result of location, fractures of the clivus were frequently associated with a high rate of complications and neurological sequelae.
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