Reader Response: Teaching NeuroImages: A Ruptured Lumbar Disc Mimicking Spinal Tumor

We were very interested to read about this case regarding a 47-year-old man suffering from left S1 lumbosciatica, who displayed a ring-enhanced intradural lesion at the L5-S1 segment on the spinal MRI. The main preoperative diagnosis raised by the authors was a spinal tumor; however, intraoperative findings revealed a large, excluded disc herniation.1