The prerequisite to apply the Movement Disorder Society (MDS-PD) criteria is the diagnosis of parkinsonism, which is based on three cardinal motor manifestations. Parkinsonism is defined as bradykinesia, in combination with either rest tremor, rigidity, or both. These features must be clearly demonstrable and not attributable to confounding factors. Continue reading
Refractory anemia (RA).
Cytopenia of at least one lineage in the peripheral blood (usually anemia)
Normal or hypercellular bone marrow with dysplastic changes
Less than 1 percent blasts in the peripheral blood and less than 5 percent blasts in the bone marrow