Normal endothelial cells in blood smears.

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Images of peripheral blood and/or bone marrow of blood disorders and normal hematopoiesis.
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Normal and abnormal blood cells
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Complete cases of common blood disorders (peripheral blood, bone marrow, and diagnostic studies).
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Normal endothelial cells in blood smears.

#00062840

Author: Payal Sojitra, MD
Category: Laboratory Hematology > Body fluids: abnormal cells and microorganisms with cross-references to specific diagnoses when appropriate > Miscellaneous findings in body fluids
Published Date: 11/20/2019

Blood obtained by venipuncture rarely shows these odd looking cytologically bland spindle cells that medium to large size, oval nuclei and some showing nuclear grooves. These are normal endothelial cells particularly seen on the peripheral smear if the needles are barbed or reused. Possible differential diagnosis includes infectious mononucleosis, leukemia, or even circulating malignant cells from sarcoma.

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