Hairy Cell Leukemia Presenting with Isolated Skeletal Involvement Successfully Treated by Radiation Therapy and Cladribine: A Case Report and Review of the Literature

Figure 6

PET scan at diagnosis and 8 weeks after chemotherapy. (a) There was increased FDG uptake on axial skeleton, pelvis, and both femurs at diagnosis. (b) Follow-up PET scan demonstrated marked metabolic response with decrease in uptake of multiple metastatic lesions on both proximal humeri, the right lamina of C6 vertebra, and both first ribs.