BM smears from a patient with RARS-T. (Left) BM ringed sideroblasts after Perls staining (100×/1.1 NA oil objective). (Right) BM smears showing atypical megakaryocytes (May-Grünwald/Giemsa staining, 10×/0.25 NA). Bone marrow smears were analyzed through an Axioscope 2 Plus microscope (Carl Zeiss). Images were acquired through an Axiocam MRc 5 camera (Carl Zeiss) and processed through Axiovision release 4.6.3 imaging solution software (Carl Zeiss). Reproduced from Hellström-Lindberg and Cazzola.²⁴  (Appendix: color figures at http://asheducationbook.hematologylibrary.org/cgi/content/full/2008/1/491.)