Incidence and Risk Factors Associated with Hip Pain in Children with SMA and Spinal instrumentation

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Purpose: Children with Spinal Muscular Atrophy (SMA) types I and II develop hip subluxation and dislocation. Benign neglect has been the longstanding approach as they were thought to be largely asymptomatic. Through a comprehensive multidisciplinary approach, life expectancy for these children has increased. Spinal stabilization via spinal fusion or growing rods has been part of our multidisciplinary approach. Following spinal instrumentation, we have observed clinically relevant hip pain develop in a subset of this population. The goal of this study was to define the incidence of hip pain …