A tightening of the muscles that surround the lower part of the spine. Lumbosacral spasm can be prolonged or intermittent and is a common cause of back pain. It may result in temporary scoliosis, an S-shaped curvature of the spine. Treatment for back pain due to lumbosacral spasm depends on the cause, duration, and severity of discomfort.
Overly intense contraction of the muscles encircling and providing support to the lower part of the spine, resulting in back pain. Addressing lumbosacral spasm might involve the use of analgesic medications (pain relievers) and muscle relaxant drugs.
The lower back region composed of the lumbar vertebrae and the sacrum, which are the fused vertebrae forming the posterior part of the pelvis.