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25 Cards in this Set
- Front
- Back
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Anisocytosis
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Variation in size of RBC
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Macrocytes
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Large RBC.
Folate and B12 deficiency Liver Disease |
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Microcytes
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Smal RBC
Iron deficiency anemia Lead Poisoning |
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Poikilocytes
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Abnormally shaped RBC
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Spherocytes
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Smaller than normal RBC. Deeply stained nucleus
Hemolytic anemia |
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Keratocytes
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Helmet Cells
Hemangiosarcoma Various Hepatic disease |
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Acanthocytes
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Small, irregular projections.
Uneven Hemangiosarcoma of liver Liver disease |
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Echinocytes
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Small, evenly spaced projections
Lymphosarcoma Renal disease Rattlesnake envenomation EDTA artifact |
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Schistocytes
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RBC Fragments
DIC Iron deficiency anemia |
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Crenation
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RBC covered by short spiky surface projections.
Artifactual change |
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Spiculated cells
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Have projections extending from them.
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Leptocytes
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AKA codocytes.
Increased membrane surface area. Central area of pigment surrounded by a clear area and then a dense ring. Anemias. Liver disease. |
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Normochromasia
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Normal amount of staining intensity
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Polychromasia
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Increase in staining. Presence of blue cytoplasm combined with red Hb, presents as lavender
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Hypochromasia
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Lack of staining.
Found in low amounts of Hb |
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Target Cells
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Excessive membrane relative to amount of Hb.
Iron deficiency |
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Folded cells
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Transverse, raised fold extending across the center of the cell, and a clear, slitlike pale region in the center of the cell.
Considered an artifact if the area of pallor are perpendicular to the feathered edge. |
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Rouleaux formation
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RBC's stacked like coins
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Agglutination
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RBC's clumped together due to presence of anti-body on the surface of them.
Can be confirmed if add a drop of Saline Sol'n to it and they remain clumped |
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Basophilic Stipling
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Presence of dark blue bodies with the erythrocyte. Represents residual RNA
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Heinz bodies
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Oxidized Hb/denatured Hb.
Lymphosarcoma |
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Howell-Jolly bodies
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Basophilic nuclear remnants seen in young erythrocytes in response to anemia
Increased number after splenectomy |
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Punctate Reticulocytes
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Cats
2-8 small, singular basophilic granules |
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Aggregate reticulocytes
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Clumping of basophilic granules. Large clump
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Nucleated RBC
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Nucleated red blood cell.
Larger and more immature than reticulocytes |
