When you feel that unmistakable lightning bolt of pain searing from your glutes down to your toes, the first suspect is almost always a herniated disc. While lumbar spine issues account for roughly 90% of sciatica cases, the remaining 10% present a diagnostic puzzle. If your MRI shows a perfectly healthy lower back but your leg is still screaming, it’s time to look at extraspinal causes—the "sciatica mimics" that originate outside the vertebral column. The Gluteal "Grip": Piriformis Syndrome -...

read more