A bone marrow puncture involves using a hollow needle to remove a small amount of marrow from the bone for examination. A bone marrow puncture allows a doctor to examine what the patient has or see the result of treatment.

The animation in this Divi explains how bone marrow puncture works. In addition, you can read more about the preparation and aftercare after the bone marrow puncture. Finally, an additional animation explains how the tissue taken is examined in the laboratory.