Parasol Rib Deformity in Hypotonic Neuromuscular Scoliosis: A New Radiographic Definition, and a Comparison of short-term treatment outcomes with VEPTR and Growing Rods.


STUDY DESIGN Retrospective review of two multicenter national databases, Growing Spine Study Group and Chest Wall and Spine Deformity. OBJECTIVE To derive an objective measure of parasol rib deformity from spine radiographs and to compare efficacy of rib-based (VEPTR) vs. spine-based growing rods ("GR") instrumentation to improve parasol rib deformity… (More)


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