Section 2 Red Blood Cells Normal Morphology (Discocytes and Normocytes) Anemia Polycythemia Morphologic Changes Associated with Disease Rouleaux Agglutination Polychromasia Reticulocytes Hypochromia Anisocytosis Macrocytosis Microcytosis Poikilocytosis Leptocytes: Target Cells (Codocytes)…
Section 3 White Blood Cells Normal Leukocyte Count Leukocytosis Leukopenia Neutrophils Mature (Segmented) Neutrophils Band Neutrophils Metamyelocytes Myelocytes Promyelocytes Myeloblasts Barr Body Hypersegmented Neutrophils Pelger-Huët and Pseudo-Pelger-Huët Neutrophils Toxic Changes…
Section 5: Hematopoietic Neoplasia Overview Lymphoid Leukemia Acute Lymphoblastic Leukemia Chronic Lymphocytic Leukemia T-Cell Large Granular Lymphocytic Leukemia Acute Myeloid Leukemia Acute Undifferentiated Leukemia Acute Myeloblastic Leukemia Acute Promyelocytic Leukemia…
Section 1 General Assessment Blood Smears Monolayer Feathered Edge Body Background Increased Basophilia Cytoplasmic Fragments Infectious Agents Stain Precipitation Fibrin Skin Contaminants Blood Smears Distinctive Features: Blood smears have three…
Section 4: Platelets Normal Morphology Thrombocytopenia Thrombocytosis Platelet Clumps Activated Platelets Macroplatelets (Megaplatelets) Megakaryocytes Parasites Anaplasma platys (formerly Erhlichia platys) Normal Morphology Distinctive Features: Platelets are cytoplasmic fragments that form…
Section 6: Extracellular Organisms Microfilaria Trypanosomes Spirochetes Bacteria Microfilaria Distinctive Features: Microfilariae from Dirofilaria immitis or Acanthocheilonema reconditum (Dipetalonema reconditum) are large, extracellular filarial larvae, which have an elongated “wormlike”…
