Ligamentum flavum hypertrophy (LFH) is a condition characterized by the thickening of the ligamentum flavum, a ligament in the spine that can contribute to lumbar spinal stenosis (LSS).

Cervical ossification of the posterior longitudinal ligament (cOPLL) is a condition characterized by the abnormal formation of bone in the posterior longitudinal ligament of the cervical spine.

MRI (magnetic resonance imaging): This provides detailed images of the spine, including soft tissues like discs, ligaments and nerves, allowing the doctor to visualize any compression or narrowing of ...