Paediatric Orthopaedic Surgeon in Mumbai, India

12-year-old boy with pain in the back. X-ray show L5 – S1 lysthesis due to defect in the pars interarticularis.

15-year-old boy who underwent in-situ fixation for L5-S1 lysthesis. His pain and hamstring spasm disappeared completely after surgery.

Degenerative changes seen in long standing case of lysthesis.