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Like other types of nerve pain, sciatica can cause sensations that can be challenging to describe. Sometimes, people with sciatic nerve pain refer to it as a burning pain or a deep ache, Delaney says.
“Sciatica” is a term used to describe searing pain, burning, or numbness that runs from your back and down your leg, often below your knee and into your foot.
Spondylolisthesis, spinal stenosis, piriformis syndrome, pelvic tumors, and pregnancy are other possible causes of sciatica. [3] The straight-leg-raising test is often helpful in diagnosis. [3] The test is positive if, when the leg is raised while a person is lying on their back, pain shoots below the knee. [3]
Sciatica, a condition characterized by pain running along the sciatic nerve (which originates at the base of the spine and runs along the back of each leg), is no joke. Though it can vary in ...
The sciatic nerve supplies sensation to the skin of the foot, as well as the entire lower leg (except for its inner side). Sensation to skin to the sole of the foot is provided by the tibial nerve, and the lower leg and upper surface of the foot via the common fibular nerve. [2]: 422–4 The sciatic nerve also innervates muscles.
Dysesthesia is distinct in that it can, but not necessarily, refer to spontaneous sensations in the absence of stimuli. In the case of an evoked dysesthetic sensation, such as by the touch of clothing, the sensation is characterized not simply by an exaggeration of the feeling, but rather by a completely inappropriate sensation such as burning.