PMC6311807_01
The histopathologic examination of spleen showed no abnormality except capsular rupture.
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fig1
The histopathologic examination showed no abnormality except capsular rupture (Figure 1).
Bone marrow aspirate showing increased numbers of large megakaryocytes with hyperlobulation of megakaryocyte nuclei.
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fig2
Bone marrow biopsy revealed hypercellularity (60% for age) with a marked increase in enlarged and mature hyperlobulated megakaryocytes, compatible with essential thrombocythemia (ET) (Figure 2).