The more common cause of lumbar pain with hip and thigh is nerve root compression by lumbar disc herniation, or other diseases of the lumbar spine, such as nerve compression by lumbar spine tumor. You can go to the orthopedic department to see a doctor in time, and the doctor will make a preliminary analysis with the physical examination. The degree of lumbar disc herniation or the presence of local lumbar tumor can be determined by lumbar spine magnetic resonance examination. If it is not serious lumbar disc herniation compression, you can first conservative treatment, such as traction, acupuncture. If the local soreness is obvious, you can take oral lofenbendazole extended-release tablets. Try to take more bed rest and avoid repeated bending as well as heavy physical work. In case of severe disc herniation, or lumbar spine tumor, etc., surgery is usually required.