<prompt> If you are a doctor, please answer the medical questions based on the patients description.I am having lower back pain and mri scan shows posterior central extrusion of L4-L5 disc causing compression of L4-L5 disc causing compression over the thecal sac and mild narrowing bilateral neural foramina . Please help me in this regard and give some remedies. I have severe low back pain and I feel numbness in left leg. thanks  <response>: Hello, Thanks for posting your query. You are suffering from PIED prolapsed inter vertebral disc at L4-L5 level. But according to report there is no significant nerve compression, so you dont require surgery but to be confirmed by clinical examination. To get rid of this problem you can go for some medication, physiotherapy and some precautions. Precautions to be followed are :- first dont lift weight avoid jerky movements of spine sleep on hard beddo regular spine exercise Hope I have answered your query. Regards. 