case_images: PMC10811442_01
case_images: Bone marrow cells at the relapse of leukemia (May-Giemsa staining, original magnification, x1,000). Blasts harboring (A and B) fine chromatin and (C-F) the so-called harlequin cells were observed.
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case_images: PMC10811442_01_mi-04-01-00133-g00.jpg
case_images: f1-MI-4-1-00133
case_images: In addition, some blasts harboring both eosinophilic and basophilic granules in their cytoplasm, so-called harlequin cells, were detected (Fig. 1).
case_images: Computed tomography illustrating (A) multiple pleural masses, and (B) following chemotherapy involving idarubicin and cytosine arabinoside, the pleural masses exhibited an improvement.
case_images: mi-04-01-00133-g01.jpg
case_images: PMC10811442_01_mi-04-01-00133-g01.jpg
case_images: f2-MI-4-1-00133
case_images: Although the residual lesions of metastatic thymoma exhibited improvement (Fig. 2), the remission of leukemia was not achieved.