Bone marrow thinning is usually considered to have aplastic anemia, a small amount of blood mixed in the bone marrow fluid or the puncture process may not have fully entered the bone marrow cavity, and the blood was drawn into the fluid with bone marrow during aspiration. Under normal circumstances, it is recommended to do a bone marrow biopsy to obtain bone marrow tissue for pathological testing, and if the result of the retest is aplastic anemia, formal treatment is required. For example, the application of drugs to stimulate or, if necessary, can take oral red beans and other traditional Chinese medicine, in addition there may be a need for radiotherapy or chemotherapy and other formal treatment to improve the symptoms of anemia.