Possible causes of pain on one side of the hip include lumbar disc herniation, femoral head necrosis, and trauma.
1. Lumbar disc herniation: when the patient suffers from lumbar disc herniation, when the lumbar disc protrudes to one side, it presses on the nerve root, and the damage of the sciatic nerve will cause the pain on one side of the hip.
2. Necrosis of the femoral head: when patients suffer from necrosis of the femoral head due to various reasons, such as long-term use of glucocorticoids in the elderly, bone fracture, etc., it will cause pain in one side of the buttock, which is often accompanied by numbness of the senses, reflexes and other symptoms.
3. Trauma: When the patient suffers from impact, pressure injury and other trauma to the hip, resulting in limited hip joint activity, hip pain, so it can be manifested as pain in one side of the hip.
When there is pain on one side of the hip, patients should go to the hospital for examination and treatment under the guidance of professional doctors.