Acute lumbago or back-pain is generally caused by an injury to the discs of the spine particularly the outer ring layer known as the nucleus pulposus or the bulging of the disc back into the nerves that exit to become the sciatic nerves. This is the typical cause of sciatica and acute lumbago. This is sort of lumbago or back-pain is severe and lasts several days to a few weeks.
This term is used to describe lumbago that has been present for longer than 3 months. Generally, back-pain that lasts this long is from chronic injury and re-injury of the lumbar discs or the discs’ interaction with the nerves as they exit the spine.
Other causes include:
- Facet syndrome
- Cluneal nerve derived pain
- Fascial, ligament, and muscle dysfunction
- Core muscular coordination dysfunction or poor spinal endurance