<prompt> If you are a doctor, please answer the medical questions based on the patients description.dear sir, i have back pain in lower left portion for the last two weeks. The X-ray says, straightening of lumbar curvature due to muscle spasm. Every thing else is OK. What does it mean? how i can get rid of this pain. it disappears for few hours but come again? My email is YYYYYY Thanks  <response>: Hello Thank you for using Chat Doctor I read your question and understood your concern This is muscle spasms of paravertebral muscles as a reaction of your organisms to protect your spine from moving too much. The initial treatment is with muscle relaxant medication and non-steroidal anti-inflammatory Chat Doctor. Then if your pain persists you should get an MRI of the spine wish you quick recovery 