
Emperipolesis Phenomenon in Bone Marrow Megakaryocytes
Morphological manifestation of emperipolesis: an intact segmented neutrophil within the cytoplasm of a megakaryocyte in a bone marrow aspirate.
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Morphological manifestation of emperipolesis: an intact segmented neutrophil within the cytoplasm of a megakaryocyte in a bone marrow aspirate.

A clinical case of acute bilineal leukemia: blast morphology in blood and bone marrow, reactions to myeloperoxidase, lipids, and PAS.

A clinical case of multiple myeloma: bone marrow microscopy showing significant plasma cell infiltration and multinucleated atypical plasma cells.

Cytological features of bone marrow aspirate: proerythroblast morphology with nucleoli, megaloblastic erythropoiesis, and binucleated megaloblasts in the smear.

A clinical case study of a patient with marked neutrophilia. Cytological features of bone marrow in suspected myeloproliferative disease.

Morphological features of plasma cells: detection of Russell bodies in the cytoplasm and binucleated plasma cells during bone marrow microscopy.

Cytological picture of bone marrow smear: severe infiltration by atypical plasma cells and plasmablasts in multiple myeloma. Cell morphology.

Examine a myelogram featuring granulopoiesis, erythropoiesis, and a megakaryocyte. Identify which hematopoietic cell is missing from this field of view.

Cytological picture of bone marrow aspirate: pronounced hyperplasia of the granulocytic lineage, with signs of suppression of other lineages.

Morphology of bone marrow lymphoid infiltration in chronic lymphocytic leukemia (CLL): atypical lymphocytes with cleaved nuclei, verified by immunophenotyping.

A clinical case of acute lymphoblastic leukemia in a 9-year-old child: blasts in blood, bone marrow, pleural and pericardial effusions, PAS reaction.

Bone marrow findings in acute leukemia after a course of therapy: erythroid hyperplasia, mixed hematopoiesis, normoblasts, and megaloblasts.