Sciatica is lower back pain that radiates through the buttocks and down one leg. Diagnosed by physical examination, and the history of the symptoms. The most applied diagnostic test is the straight leg raise to produce Lasègue's sign, which is considered positive if pain in the distribution of the sciatic nerve is reproduced with between 30 and 70 degrees passive flexion of the straight leg. lumbar disc herniation can be diagnosed by computerised tomography or magnetic resonance imaging.
Medications like Anti-inflammatory, Muscle relaxants and Corticosteroids reduce pain by suppressing inflammation around the irritated nerve. Botulinum toxin injections may improve pain and or function. Surgery for unilateral sciatica involves the removal of part of the disc, known as a discectomy,back surger Laminectomy. Treatment of the underlying cause of the compression is needed in cases of epidural abscess, epidural tumors, and cauda equina syndrome.spinal manipulation is an effective treatment for acute sciatica and disc-related pain.
Men are more frequently affected than women. The highest incidence is found in the fifth decade and then decreases with increasing age. Regular walking also was found to increase the incidence of sciatica. 2% to 40% of people have sciatica. This incidence is related to age, rare before 20 years. Sciatica has been reported to occur in 1 to 10% of the population, most commonly in people age 25 to 45 years.