There are various types of spondylolisthesis that are commonly encountered in daily routine practice on the basis of Spinal Deformity Study Group (SDSG) classification. Each clinical scenario underlines the workup required for such case along with various technical tips.

Keywords: TLIF, SDSG, Sacral dome osteotomy, spondylolisthesis.

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Dr Rahmat Ali (Ms (Ortho), MCh (Ortho) )

Professor and H.O.D (Ortho department), Maharishi Vashishtha Autonomous State Medical College, Basti, UP, India