Short-segment fixation with a cement-augmented pedicle screw for Kummell disease: Case report

RATIONALE: Kummell disease is described as avascular necrosis of a vertebral body that occurred in a delayed fashion after a minor trauma. Anterior, posterior, and anterior–posterior approaches have been reported. Nevertheless, there is no standard treatment for patients with Kummell disease. PATIENT CONCERNS: We reported a successful cement-augmented pedicle screw placement in a patient with Kummell disease. A 63-year-old woman with serious osteoporosis complained persistent back pain with progressive lower extremities weakness for almost 2 years. DIAGNOSES: The diagnosis of Kummell disease was mainly depended on clinical symptoms and imaging examinations. INTERVENTIONS: The application of a cement-augmented pedicle screw was designed to treat this illness. OUTCOMES: The operation was successful without any complications. The patient stated that symptoms were obviously improved in 1 week after operation. LESSONS: The application of a cement-augmented pedicle screw is an effective treatment option for Kummell disease.