The lumbar spine relies on soft tissues to keep the body upright and to support weight from the upper body. When the lower back muscles or soft tissues are overstressed, they can become injured and painful. Lumbar sprain happens when ligaments become overstretched or torn. Ligaments are fibrous, tough tissues that connect bones. Sudden lower back pain is the most common symptom of a lumbar strain. Lower back spasms cause more severe pain, and the lower back feels sore to the touch. Diagnostic procedures for low back pain may include an X-ray, CT scan, and MRI, in addition to a thorough medical history and physical exam.
Sciatica: Low back pain is one of the most common conditions seen in clinical practice. Low back pain has significant direct and indirect costs, and it is a common cause of missed work. Sciatica, also known as radiculopathy, is caused by something pressing on the sciatic nerve, which runs through the buttocks and down the back of the leg. Sciatica patients may experience shock-like or burning low back pain, as well as pain through the buttocks and down one leg