Figure 1.

Representative case of tuberous type OLF. Sagittal (a) and axial (b) CT images obtained in a 72-year-old woman with T11-12 OLF. Note the fusing of the ossified plaque at midline and the progression of this process into the spinal canal. The resected sample (c) contains a hard mass from dura mater aspect (arrow, ossification). CT, computed tomography; OLF, ossification of the ligamentum flavum.

Uchida et al. Arthritis Research & Therapy 2011 13:R144   doi:10.1186/ar3458
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