Acta Neurochir (Wien) 2021 03 6;163(3):863-871. Epub 2021 Jan 6.
Department of Surgery, Section of Neurosurgery, Aga Khan University Hospital, Stadium Road, Karachi, Sindh, 74800, Pakistan.
Background: Magnetic resonance imaging (MRI) is important in the assessment of degenerative spine disease. However, its role is limited in the identification of spinal instability; therefore, weight-bearing and dynamic studies like X-rays are required. The supine position eliminates the gravitational pull, corrects the vertebral slippage, and opens the facet joints leading to the collection of the synovial fluid into the joint space, which is detected on the MRI and can serve as a marker for instability. Read More