Numbness of the buttocks may be caused by physiological factors, pyriformis syndrome, lumbar spine lesions and other factors.
1. Physiological factors: keep a posture for too long, will lead to the buttocks due to compression for too long, the local tissue transient ischemia and hypoxia, resulting in numbness, reasonable activities, the numbness of the symptom can disappear on their own, usually do not need to carry out other treatments.
2. Piriformis syndrome: it may be related to trauma, chronic strain injury and other factors, which can cause compression of the sciatic nerve, causing numbness of the buttocks, accompanied by pain and other symptoms.
3. Lumbar spine lesions: for example, lumbar disc herniation or lumbar spinal stenosis, which can cause compression and irritation to the nerves innervating the lower limbs, which will cause numbness of the buttocks, accompanied by lumbago, numbness of the lower extremities, and radiating pain in the lower extremities and other symptoms.
Numbness of the buttocks, accompanied by other abnormal manifestations, it is recommended to consult a doctor for examination and treatment.