Progression of congenital scoliosis is least likely in which of the following veebra anomalies?
Block veebra type of scoliosis has the best prognosis. The progression is slow and it can be corrected easily, whereas unilateral thoracic unsegmented type carries worst prognosis. Ref: Ohopaedic Surgery Essentials in Pediatrics By Kathryn E. Cramer, Susan A. Scherl, 2004), Page 65; Campbell's Ohopaedics, 11th Edition, Page 2607.
Fully segmented Hemiveebra
Wedge veebra
Block veebra
Unilateral unsegmented bar with Hemiveebra