The causes of numbness in the toes include lumbar disc herniation, lumbar spinal stenosis and peripheral neuropathy.
1. Lumbar intervertebral disc herniation: this disease is mainly due to the lumbar intervertebral disc herniation after the compression of lumbar nerve root, and the emergence of radioactive pain and sensory dysfunction. Patients may have persistent dull pain in the lumbar region, which may be accompanied by numbness of the toes, and can be diagnosed by combining with lumbar spine CT and other examinations.
2. Lumbar spinal stenosis: this disease is related to congenital factors, ligament calcification, etc. At the onset of the lumbar spine nerve root compression can occur due to the affected side of the lower limbs sensory deficits, there may be numbness in the toes all the time. CT or MRI of lumbar spine can be used to assist in the diagnosis.
3. Peripheral neuropathy: this disease can be caused by vitamin deficiency, endocrine diseases, drug poisoning and so on. The onset of peripheral nerve sensory impairment, manifested by the symptoms of numbness of the toes, can be combined with neurophysiology and other diagnostic tests.
Numbness of the toes all the time, it is recommended to consult a doctor in a timely manner, after clarifying the cause of treatment under the guidance of the doctor.