The main difference between bone metastatic low back pain and general low back pain lies in the degree of pain, accompanying symptoms and triggering factors. 1. Bone metastasis lumbago: Bone metastasis lumbago is usually caused by the spread of malignant tumors in the late stage, patients often have intolerable pain, persistent pain, pain degree reaches moderate to severe, often occurring at night, accompanied by fever, fatigue, emaciation and other systemic symptoms, insensitive to general antipyretic and analgesic drugs, clinically use narcotic analgesics. 2. General lumbago: most of the general lumbago is caused by lumbar muscle strain or lumbar spine disease, with clear triggering factors. Patients with general low back pain have mild to moderate pain, which is tolerated by most patients and is intermittent. Usually, the pain can be relieved by taking non-steroidal anti-inflammatory drugs such as ibuprofen, and there are no other accompanying symptoms during the onset of the disease. Bone metastasis low back pain and general low back pain is very different, the emergence of severe low back pain, it is recommended that patients seek medical attention in a timely manner, comply with the doctor’s instructions to use medication, do not blindly use drugs.