Bone marrow lesions are a series of symptoms that occur as a result of changes in the hematopoietic stem cells in the bone marrow and the hematopoietic environment of the bone marrow due to various causes. The common symptoms of bone marrow lesions are: a. Symptoms of anemia. As the proliferation of red blood cells is often affected in bone marrow lesions, anemia symptoms are very common. Patients may show pallor, weakness, tinnitus, blurred eyes, panic, chest tightness, and limb weakness after activities. Second, the symptoms of infection. Some patients will show fever, which can be low fever or high fever, and the site of infection includes oral cavity, lung, perianal area, etc. Third, bleeding symptoms. Some people with bone marrow lesions can show bleeding spots on the skin and mucous membranes, often seen in both lower extremities, sometimes showing pinpoint, and sometimes large bruises can appear, often representing a more serious condition. IV. Enlargement of superficial lymph nodes and liver and spleen, for example, certain myelopathies can show obvious enlargement of the spleen as well as enlarged lymph nodes.