Calf numbness may be caused by localized pressure and other physiological factors, but also may be caused by lumbar spine disease, trauma, lower extremity vascular lesions, cerebrovascular disease and other pathological factors.
1. Physiological factors: due to prolonged sitting or standing posture, resulting in muscle spasm, nerve compression, blood circulation in the lower limbs, can lead to calf numbness, is a normal physiological phenomenon, change posture appropriate activities and rest can be relieved.
2. Lumbar spine disease: such as lumbar disc herniation, lumbar spinal stenosis and other diseases, can cause the nerve root innervating the calf is compressed, the patient can appear calf numbness symptoms.
3. Trauma: common in trauma-induced peroneal nerve injury or cutaneous nerve injury, patients can appear in the calf and foot weakness, numbness and other symptoms.
4. Lower extremity vascular lesions: such as lower extremity arterial embolism, diabetic vascular lesions and other diseases, which can cause lower extremity blood circulation restriction, the patient appears lower extremity coldness, numbness, pain and other symptoms.
5. Cerebrovascular diseases: such as migraine with aura, cerebral infarction, cerebral hemorrhage and other diseases, can cause numbness of the lower legs, and in severe cases, can even lead to hemiplegia.
Calf numbness may also be caused by other reasons, if a long time can not be relieved or recovery, it is recommended that the patient timely hospital consultation, clear causes for targeted treatment or therapy.