Megakaryocyte nucleus, myeloid metaplasia with myelofibrosis

Left frame: 1 megakaryocyte nucleus and many PAS positive granules. Top right frame: 1 megakaryocyte nucleus with attached granules showing PAS positivity. Lower right frame: normal lymphocyte showing PAS positivity, Note the PAS positive granules are intracellular in the lymphocytes rather than extracellular as with micromegakaryocytes. Myeloid metaplasia with myelofibrosis following splenectomy capillary blood - 100X


Image ID: 2661-087

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