
Blasts in Blood Smear: Differential Diagnosis
Features of blast detection in a blood smear from a patient with leukopenia and anemia. Differential diagnosis with reactive lymphocytes and Sysmex scattergrams.
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Features of blast detection in a blood smear from a patient with leukopenia and anemia. Differential diagnosis with reactive lymphocytes and Sysmex scattergrams.

A clinical case of acute lymphoblastic leukemia (ALL) in a 10-year-old child: 66% blasts in a blood smear, cytopenia, and masking as erysipelas.

A clinical case of primary myelofibrosis featuring giant platelets, leukocytosis, and poikilocytosis in a peripheral blood smear. Learn about the unique cellular morphology.

Clinical case of bone marrow aspirate analysis from a 45-year-old male: differential diagnosis between a plasma cell and a macrophage on microscopy.

A clinical case of tertian malaria: identification of Plasmodium vivax stages (schizonts, trophozoites, gametocytes) by peripheral blood smear microscopy.

A clinical case of post-vaccination hemolysis: a sharp drop in hemoglobin, degmacytes and eccentrocytes in a peripheral blood smear in G6PD deficiency.

A clinical case of Harlequin cells in a peripheral blood smear in AML. Morphology of dysplastic granulocytes and pathological inclusions.

Morphology of normoblasts in a peripheral blood smear: pronounced normoblastemia, anisocytosis, and polychromasia in a patient's sample from a central district hospital.

A clinical case of Plasmodium falciparum tropical malaria: morphology of trophozoites in blood smear and thick film, dynamics of hematological parameters.

Morphological features of bone marrow in AML relapse: blast cells, megaloblasts, and severe dyserythropoiesis in a 66-year-old patient's aspirate.

A clinical case of leukemia in an 84-year-old patient: hyperleukocytosis 133,000/µL, cell morphology in blood smear, and immunophenotyping results.

Auer rods are crystalline structures in myeloid cells, pathognomonic for acute myeloid leukemia. They form from primary granules.