Department of Orthopedics Sun Yat-Sen Memorial Hospital Sun Yat-Sen University Guangzhou 510289 Guangdong Province China;
Department of Orthopedics Guangdong Women and Children Hospital Guangzhou 511400 Guangdong Province China;
Department of Orthopedics Sun Yat-Sen Memorial Hospital Sun Yat-Sen University Guangzhou 510289 Guangdong Province China;
Department of Orthopedics Sun Yat-Sen Memorial Hospital Sun Yat-Sen University Guangzhou 510289 Guangdong Province China;
Department of Orthopedics Sun Yat-Sen Memorial Hospital Sun Yat-Sen University Guangzhou 510289 Guangdong Province China;
Osteoporosis; Polymethyl methacrylate cement; Pulmonary embolism; Cement-augmented pedicle screw instrumentation; Conservative treatment; Case report;