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Low back pain is the pain or discomfort located in the lower part of the back, between the ribs and the gluteal area, which can radiate to the legs. The most common cause of low back pain is mechanical low back pain. Other possible causes include visceral diseases, neoplasms, herniated disc, inflammatory arthritis, spinal stenosis, among others. To reach a specific diagnosis, complementary explorations can be performed and symptoms and alarm signs must be taken into account. [Extracted from the article]

The article examines the effect of lumbar spine stenosis surgery in back and leg pain numbness and walking impairment, highlighting the procedure of laminectomy versus microdecompression.

The article discusses the findings of a study published in the Jule 3, 2014 issue of the "New England Journal of Medicine" which reveals that epidural glucocorticoid injection offers insignificant relief for lumbar spinal stenosis patients.