Figure 1. Wright stained CSF cytospin showing abnormal immature monocytic cells.Figure 1. Wright stained CSF cytospin showing abnormal immature monocytic cells.
Figure 2. Flow cytometry of CSFFigure 2.  Flow cytometry of CSF
Figure 3. FISH on diagnostic CSFFigure 3.  FISH on diagnostic CSF
Figure 4. H&E stained section of the bone marrow biopsy unilaterally focally involved by AML, 400XFigure 4.  H&E stained section of the bone marrow biopsy unilaterally focally involved by AML, 400X
Figure 5. H&E stained section of the epidural mass, 400X.Figure 5. H&E stained section of the epidural mass, 400X.
Figure 6. H&E stained section of the bone marrow biopsy extensively involved by AML.Figure 6. H&E stained section of the bone marrow biopsy extensively involved by AML.
Figure 7. FISH on the second bone marrow: uninvolved side.Figure 7. FISH on the second bone marrow:  uninvolved side.
Figure 8. Karyotype of second bone marrow: involved side.Figure 8. Karyotype of second bone marrow: involved side.
Figure 9. FISH on second bone marrow: involved side. This metaphase FISH shows the complex rearrangement of MLL.Figure 9. FISH on second bone marrow:  involved side.  This metaphase FISH shows the complex rearrangement of MLL.