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a Lateral radiograph of the lumbar spine of a 6-year-old girl with a painful osteolytic lesion of the L2 vertebral body with vertebral plana deformity. CT-guided frozen section biopsy showed eosinophilic granuloma; intralesional methylprednisolone injection was performed. b Lateral radiograph of the lumbar spine shows complete reconstitution of the lesion 7 years after diagnosis and treatment
