PMC3915421_01
Blasts in the bone marrow smear
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F0001
Biochemical and serologic examination showed high LDH (583 IU/L) level, negative direct and indirect Coomb's test and very high ferritin levels (900.9 ng/ml). 94% blasts in the bone marrow smear was estimated (Figure 1), and myeloperoxidase staining (MPO) was negative in these blasts.
Analysis of patient's karyotype using GTG banding indicating rare chromosomal aberration of del(7)(q11.2q22)
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F0002
In cytogenetic examination of the patient, 46,XX del(7)(q11.2q22) was detected (Figure 2).