Megakaryocyte cytoplasmic fragments and ragocytes in the peripheral blood of a domestic cat infected with Anaplasma

Abstract In this case report, the author reports three strong and highly unusual changes in peripheral blood of a domestic cat infected with Anaplasma . A freshly made smear from had shower about 100 variably large to huge cytoplasmic fragments megakaryocyte cytoplasm along feathered edge. These budding platelets at their margins. Neutrophils red inclusions resembling ragocytes neutrophils ingested round nuclear material were seen 1-day-old EDTA sample but not smear. The cells resembled LE or alternatively Tart cells.