Dickman Transverse Ligament Injuries Classification

Type I Intrasubstance Transverse Ligament tear. Treat with C1-C2 fusion.

Type II Bony avulsion at tubercle on C1 lateral mass. Treat with halo vest (successful in 75%) 1).

1)
Dickman CA, Greene KA, Sonntag VK. Injuries involving the transverse atlantal ligament: classification and treatment guidelines based upon experience with 39 injuries. Neurosurgery. 1996 Jan;38(1):44-50. doi: 10.1097/00006123-199601000-00012. PMID: 8747950.