ABSTRACT
The prevalence of persistent low back pain due to the involvement of lumbosacral facet joints has been described in controlled studies as varying from 15 to 45% based on types of population and settings studied. 1–17 Even though evidence is lacking for diagnosis of lumbar facet syndrome, 1–21 a preponderance of evidence supports the existence of lumbar facet joint pain. 1–50 However, the existence of facet joint pain has been questioned. 51–57
