Unilateral C1 Sagittal Split Fractures: An Unusual Entity Revisited.

Background: An isolated, unilateral fracture of the C1 lateral mass is a rare condition that has been only minimally described in the literature. Historically, these fractures have predominantly been managed conservatively with either external immobilization or traction.

Case Description: We review the literature and present 2 patients that presented after failing conservative management, but demonstrated excellent clinical outcomes after surgical treatment.