ON THIS PAGE: You will learn about how doctors describe MDS. This is called subtype and classification. To see other pages, use the menu on the side of your screen.
MDS is classified into several different subtypes, depending on blood cell counts, the percentage of blasts in the bone marrow, and the risk that it will turn into AML. Also, MDS is classified as either primary MDS or secondary MDS, and it may be given a disease staging called an IPSS score. These classifications help doctors plan treatment. Each is described below in more detail.