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Internal Medicine Essentials for Students

Hematology Section

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Anemia (Chapter 42)

Normal Peripheral Blood Smear - View a normal peripheral blood smear showing typical erythrocytes in proximity to a lymphocyte and platelets for comparison.

Microangiopathic Anemia - View a peripheral blood smear showing microangiopathic hemolytic anemia.

Spherocytosis - View a peripheral blood smear showing spherocytes.

Target Cells - View a peripheral blood smear showing target cells.

Bite Cells - View a peripheral blood smear showing bite cells.

Acanthocytes - View a peripheral blood smear showing acanthocytes.

Teardrop Cells - View a peripheral blood smear showing teardrop cells.

Sickle cells - View a peripheral blood smear showing sickle cells.

Drugs that Cause Macrocytosis - Review this table of drugs that commonly cause macrocytosis.

Macrocytic Anemia Algorithm - See an algorithm to assist you in the assessment of a macrocytic anemia.

Microcytic Anemia Algorithm - See an algorithm to assist you in the assessment of a microcytic anemia.

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Bleeding Disorders (Chapter 43)

Hemophilia A and B Laboratory Evaluation - Use this table to guide the laboratory evaluation of hemophilia A and B.

Hereditary Hemorrhagic Telangiectasias - View telangiectasias associated with hereditary hemorrhagic telangiectasias (Osler-Weber-Rendu syndrome).

Laboratory Abnormalities in Hemophilia, vWD, and Platelet Function Defects - Use this table to distinguish between von Willebrand’s disease, hemophilia, and platelet function disorders.

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Sickle Cell Disease (Chapter 44)

Sickle Cells - View a peripheral blood smear showing sickle cells.

Dactylitis - View dactylitis involving the digits of the feet.

Hemoglobin Electrophoreses - Review this chart of hemoglobin electrophoresis patterns for various hemoglobinopathies.

Blood Transfusion - Review a list of indications for simple and exchange blood transfusions.

Laboratory Tests - Review this table of tests commonly used in the evaluation of sickle cell anemia.

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Thrombocytopenia (Chapter 45)

Petechiae - View petechiae on the foot.

Pseudothrombocytopenia - View a peripheral blood smear showing platelet clumping characteristic of pseudothrombocytopenia.

Thrombotic thrombocytopenic purpura - View a peripheral blood smear showing schistocytes characteristic of thrombotic thrombocytopenic purpura.

Drug induced thrombocytopenia - Visit this website to review systematic reviews of medications causing thrombocytopenia.

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Thrombophilia (Chapter 46)

Anticoagulant Therapy - Review recommendations for the duration of anticoagulant therapy for patients with deep venous thrombosis.

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Multiple Myeloma (Chapter 47)

Multiple Myeloma - View a bone marrow aspiration from a patient with multiple myeloma.

Serum Protein Electrophoresis - View a serum protein electrophoresis from a patient with multiple myeloma.

Rouleaux - View a peripheral blood smear showing rouleaux formation associated with multiple myeloma.

Lytic Bone Lesions - View multiple lytic bone lesions and pathological fracture of the humerus.

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Common Leukemias (Chapter 48)

Peripheral Blood Smear - Review these notes to help you differentiate the peripheral smear findings of the leukemias.

Chronic Myeloid Leukemia - View a peripheral blood smear characteristic of chronic myeloid leukemia.

Staging System for Chronic Myeloid Leukemia - Review the staging system for chronic myeloid leukemia.

Differential Diagnosis of Chronic Myeloid Leukemia - Review the differential diagnosis of chronic myeloid leukemia.

Auer Rod - View a peripheral blood smear showing an Auer rod.

Laboratory Studies for Acute Myeloid Leukemia - Review the laboratory studies to evaluate acute myeloid leukemia.

Chronic Lymphocytic Leukemia - View a peripheral blood smear characteristic of chronic lymphotic leukemia.

Smudge Cell - View a smudge cell characteristic of chronic lymphocytic leukemia.

Staging System for Chronic Lymphocytic Leukemia - Review the Rai and Binet staging systems for chronic lymphocytic leukemia.

Differential Diagnosis for Chronic Lymphocytic Leukemia - Review the differential diagnosis for chronic lymphocytic leukemia.

Laboratory Studies for Chronic Lymphocytic Leukemia - Review the laboratory studies for chronic lymphocytic leukemia.