What Causes Pain In Lower Back Radiating To Toes Post Spinal Block C-section?

Yes hello, i had a section 22 weeks ago. Emergency with the spinal block. It Took a few attempts to get it right, i was kept in a week due to numbness in my thighs. Any how since then Ive had constant headaches, and my nerves aremessed up. My right lower side back down to my toes are very painful, i can no longer walk. Its like a burning, Electric shock pain. Sometimes i cant feel it.