Skeletal Radiol 2011 Jun 4;40(6):683-700. Epub 2010 May 4.
Department of Bioimaging and Radiological Sciences, Catholic University, School of Medicine, Largo A. Gemelli, 1, 00168, Rome, Italy.
Spondylolysis is an osseous defect of the pars interarticularis, thought to be a developmental or acquired stress fracture secondary to chronic low-grade trauma. It is encountered most frequently in adolescents, most commonly involving the lower lumbar spine, with particularly high prevalence among athletes involved in certain sports or activities. Spondylolysis can be asymptomatic or can be a cause of spine instability, back pain, and radiculopathy. Read More