Assignment of the pressure ulcer stage code should be. guided by clinical documentation. of the stage or. documentation of the terms found in the. Alphabetic. Index. For clinical terms describing the stage that are not. found in the Alphabetic Index, and there is no.
The World Health Organization (WHO) developed a classification system for MDS to standardize the definitions of the different subtypes. The 7 subtypes of MDS in this system include: Refractory anemia (RA). The primary sign of RA is anemia. White blood cell counts and platelet counts are healthy.
In some cases, MDS is caused by chemotherapy used to treat a different disease. This is called secondary MDS. In most cases, the cause of MDS is unknown. There are many different types of MDS. Doctors look at cells in the blood and in the bone marrow to determine what type of MDS a patient has. Long-term survival and the risk that MDS might turn into AML are different for each type of MDS.