Summary
Sciatica is a condition caused by the sciatic nerve becoming pinched, usually due to a herniated disk in the spine or an overgrowth of bone, sometimes called bone spurs, forming on the spinal bones.
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In rare cases, a tumor can put pressure on the nerve.
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Symptoms of these tumors include pain, tingling or numbness, muscle weakness, and difficulty walking.
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It is important to see a healthcare provider if you have any unusual lump, pain, tingling or numbness, or muscle weakness.
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Summary
Sciatica occurs when the sciatic nerve becomes pinched. The cause is usually a herniated disk in the spine or an overgrowth of bone, sometimes called bone spurs, form on the spinal bones. More rarely, a tumor can put pressure on the nerve.
Sciatica - Symptoms and causes - Mayo Clinic
mayoclinic.org
Summary
Peripheral nerves are important for controlling muscles and other activities, and there are several different types of tumors that can form on them. Most of these tumors are benign, meaning that they are not cancerous, but they can lead to nerve damage and loss of muscle control. Symptoms of these tumors include pain, tingling or numbness, muscle weakness, and difficulty walking, and it is important to see a healthcare provider if you have any unusual lump, pain, tingling or numbness, or muscle weakness.
Benign peripheral nerve tumor - Symptoms and causes
mayoclinic.org
