A Guide to Hematology in Dogs and Cats

Contents1 How to use this Guide2 Hematology in PracticeIndications for HematologyIn-Clinic Versus Outside LaboratoryCommunicating the Need for HematologyCommunicating the ResultsThe Economics of Laboratory Testing3 Laboratory Methods In HematologyBlood CollectionHandling the SampleBlood FilmsStainingCommon Artifacts/IssuesSample EvaluationMorphological AssessmentQuantitative MethodsPacked Cell VolumeTotal Plasma ProteinHemoglobin ConcentrationManual Cell CountsAutomated Cell Counters4 ErythrocytesOverviewProductionDestructionFunctionPhysiologyMorphologyNormal Morphology: DogNormal Morphology: CatMorphology in DiseaseArtifactsQuantityAnemiaRegenerative AnemiaNon-Regenerative AnemiaPolycythemia5 NeutrophilsOverviewOriginFunctionQuantityNeutropeniaNeutrophiliaMorphologyNormalIn Disease6 EosinophilsOverviewOriginFunctionQuantityEosinopeniaEosinophiliaMorphology7 BasophilsOverviewOriginFunctionQuantityBasopeniaBasophiliaMorphology8 MonocytesOverviewOriginFunctionQuantityMorphologyNormalIn Disease9 LymphocytesOverviewOriginFunctionQuantityLymphopeniaLymphocytosisMorphologyNormalActivated (Antigen-Stimulated) LymphocytesAtypical Lymphocytes10 PlateletsOverviewLaboratory Evaluation of PlateletsMorphologyNormal Morphology: DogNormal Morphology: CatAbnormal Morphology: DogAbnormal Morphology: CatQuantityNormalDecreased Platelet count (Thrombocytopenia)Clinical Sig