Sciatic Nerve For some people, the sciatic pain can be severe and debilitating. For others, the symptoms of sciatica might be infrequent and irritating, but it may get worse. Usually, sciatica only affects one side of the lower body and the pain often radiates from the lower back around the back of the thigh and down the leg. A pain in the lower back may accompany the leg pain, but usually the leg pain is significantly worse than the pain of the lower back . Common symptoms of sciatica involvement: Pain in the lower back, if it occurs, is not as severe as the pain in his leg. Constant pain in the buttock or in one leg, but rarely in the right and left sides Pain that arises from the lower back or buttock and continues along the line drawn by the sciatic nerve, by the back of the thigh to the lower leg and foot Pain relieved when the patient lies down or walk, but it gets worse when standing or sitting Sciatic pain is generally described as a sharp or acute pain rather than a dull ache Some experience tingling, numbness or weakness, or a tingling sensation down your leg Weakness or numbness in moving the leg or foot Severe or throbbing pain in one leg that can make it difficult to stand or walk According to the affected part of the sciatic nerve, pain and other symptoms of sciatica may also include foot pain or pain in the toes. Image Image Two nerve sciatic nerve roots exiting the lumbar (L4 and L5) and three column leaving the sacral segment (S1, S2 and S3). The five nerves come together to form the greater sciatic nerve and then branch back into the leg to provide motor and sensory functions to specific regions of the leg and foot sciatica symptoms vary according to the location of the nerve root compressed. For example: The symptoms of sciatica nerve root involvement L4 usually affect the thigh. Patients may feel weak straightening the leg and may have a decreased patellar reflex. The symptoms of sciatic nerve root L5 may extend to the toe and ankle (known as Trooping steppage). Patients may feel pain or numbness in the top of the foot, particularly in the interdigital spaces between the big toe and second toe. Sciatica nerve root S1 affect the outside of the foot and may radiate to the little toe or toes. Patients may feel weak to lift the heel off the ground or trying to stand on tiptoe. It can also be reduced ankle jerk. Because it can be compressed more than one nerve root, patients may experience a combination of the above symptoms.
Posted on: Mon, 07 Apr 2014 01:11:06 +0000
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