The main difference between leukemia leg pain and general leg pain is the degree of pain and the accompanying symptoms. The causes of the two are different, the manifestations are different, and the treatment methods are different. Leukemia is a malignant neoplastic disease of the hematopoietic system, the onset of which is characterized by severe pain throughout the body, not only leg pain, but also wandering pain, and most patients feel severe pain in their bones when they have leg pain, which cannot be relieved by general medication and is difficult to tolerate. In addition to pain, there are also manifestations such as repeatedly elevated body temperature, bleeding gums, skin petechiae, and excessive sweating. The causes of leg pain in general are more varied and manifest. The common ones are leg muscle strain or trauma, which may manifest as soreness and cut-like pain; leg fascia injury, which may appear as pinprick-like or tear-like pain; leg pain caused by nerve compression in the lumbar spine and spinal column, which mostly manifests as nerve-like throbbing pain that may radiate to the surrounding area and may be accompanied by numbness in the lower limbs; leg pain caused by deep vein thrombosis in the lower limbs, which may manifest as swelling and pain in the legs, as well as high local skin temperature, color change and other abnormalities; and leg pain caused by deep vein thrombosis in the legs. In addition, leg pain caused by leg fracture may also be associated with pulling-like leg pain. Most of these leg pains can be relieved by treating the original disease or applying pain medications. In general, leukemia leg pain and general leg pain have different causes, different manifestations, and different treatments. Leukemia leg pain is caused by the invasion of white blood cells into the leg bones, and the pain is severe and persistent, so it needs to be treated for the cause, and the pain should be treated with leukemia at the same time.