Upper Lumbar Intradural Disc Herniation: A Rare Case Report and Etiologic Analysis
Jia Chen,1,2 Hai-Jian Ni,1,2 Fei Xue,3 Yun-Shan Fan,1,2 Xi-Fan Li,4 Xian-Zhen Chen,3 Shi-Sheng He1,2 1Department of Orthopaedics, Shanghai Tenth People’s Hospital, Tongji University School of Medicine, Shanghai, 200072, People’s Republic of China; 2Spinal Pain Research Institute, Tongji University School of Medicine, Shanghai, 200072, P