Sciatica may feel like a bad leg cramp, with pain that is sharp ("knife-like"), or electrical. 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. Lower Back Pain Home Care and Physical Therapy treatment includes posture correction, back support and good body mechanisms focuses on prevention of injuries or disabilities and relieve pain, promote healing, and restore function and movement.
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. 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.