Lara C. Pullen, PhD, is a freelance medical writer in Chicago, Illinois. A long-term retrospective study by Zhuo-Fan Xu, MD, of the Chinese Academy of Medical Science in Beijing, and colleagues has revealed new factors that predict prognosis and can help in treatment selection for patients with advanced mycosis fungoides (MF) and Sezary syndrome (SS). The results, published in Hematology, confirm that patients with MF/SS experience a wide range of survival and risk of progression. The authors thus