Hello, I have studied your case. Buttock pain can sacral in origin which is in midline of buttock at end of tail bone. Another possibility of spinal nerve compression. Due to compression of spinal nerve root there can be pain in your buttocks I will advise you to do MRI spine For these symptoms analgesic and neurotropic medication can be started. Till time, avoid lifting weights, Sit with support to back. You can consult physiotherapist for help. Physiotherapy like ultrasound and interferential therapy will give quick relief. You may need ultrasound abdomen and pelvis. Hope this answers your query. If you have additional questions or follow up queries then please do not hesitate in writing to us. I will be happy to answer your queries. Wishing you good health. Take care.