Bone marrow aspiration will cause some pain, but local anesthesia can be used, and the pain is basically acceptable and not particularly serious. Bone marrow aspiration is generally used for patients who are suspected of having a hematologic disorder, and is an invasive test. After the procedure, bone marrow or related bone tissue material will be extracted and tested under a microscope to see what kind of disease it is, which is decisive for the diagnosis of the disease, and has a positive impact on the treatment of the patient as a whole. Avoid getting wet after the puncture, usually need more than 48 hours, wait for the wound to heal completely after you can take a shower, and at the same time to avoid infection of the puncture site, you can take oral antibiotics appropriately.