Facet joints are synovial joints and play a main role in stabilizing the spine; they are responsible in about 15% of cases of low back pain, a percentage that rises to 30% in patients who underwent laminectomy.
The diagnostic / therapeutic approach to the medial branch or zygapophyseal joint is one of the most common procedures in pain therapy. Considered a low-risk procedure, it is the gold standard for detecting and treating a facet syndrome.
