Sitting down buttock pain leg pain consider lumbar disc herniation, sciatic tuberosity bursitis, muscle strain, you can line physical examination over the auxiliary examination diagnosis.
1. Lumbar disc herniation: when sitting, the lumbar vertebrae bear a relatively large load, compression of the nerves are prone to lumbar pain and leg pain, you can look for pressure points on both sides of the lumbar vertebrae and buttocks, to see if there is any radiating to the legs, if there is radiating pain, consider the lumbar disc herniation. If there is radiating pain, consider lumbar disc herniation. You can also perform lumbar MRI to clarify the specific degree of lumbar disc herniation.
2. Sciatica bursitis: there is obvious pressure pain in the buttocks, there may be localized cystic swelling. Color ultrasound examination can make a clear diagnosis.
3. Muscle strain: strenuous exercise can cause iliopsoas muscle strain with buttock pain and leg pain. There is obvious pressure and pain in the buttocks and legs.
Sitting down buttocks pain leg pain need to go to the hospital orthopedic consultation, by the doctor to guide further examination.