Hematology
Hemophagocytosis in Bone Marrow: Macrophage Morphology
Cytological signs of hemophagocytosis in bone marrow: a large macrophage with phagocytosed blood cells during microscopic examination.
Hematology
Bone Marrow Plasmacytosis in Osteoarthropathy
Clinical case: mutilating osteoarthropathy and 30% plasmacytosis in the bone marrow of a 12-year-old child. Morphology of plasma cells, Mott cells, and Russell bodies.
Hematology
Gaucher Cells in Pediatric Bone Marrow Aspirate
Morphology of atypical macrophages (Gaucher cells) in a child's bone marrow. Diagnosis of Gaucher disease: enzymatic analysis and GBA gene sequencing.
Oncohematology
Osteoblasts in Bone Marrow in Pediatric Acute Leukemia
A clinical case of osteoblasts in bone marrow aspirate from a 5-year-old with acute lymphoblastic leukemia: causes and morphology.
Oncohematology
Blast Morphology and Mitotic Figures in Acute Leukemia
Criteria for morphological assessment of blasts: chromatin, N/C ratio, nucleoli, and identification of mitotic figures in acute leukemia bone marrow smears.
Oncohematology
Bone Marrow Plasmacytosis: Causes and Differential Diagnosis
Explore the causes of bone marrow plasmacytosis: reactive conditions, MGUS, and multiple myeloma. Understand the features of differential morphological diagnosis.
Hematology
Bone Marrow Cell Mitosis and Hematopoiesis Stages
Explore bone marrow cell division: blast proliferation, normoblast enucleation, megakaryocyte endomitosis, and the morphology of mitotic figures.
Oncohematology
Infant Acute Lymphoblastic Leukemia: Blast Cytochemistry
Features of acute lymphoblastic leukemia in infants: KMT2A gene mutations, blast morphology in bone marrow, and PAS and MPO reactions.
Hematology
Galactosemia: Bone Marrow Cell Vacuolization
Clinical case of galactosemia in an 8-month-old infant: GALT enzyme deficiency, bone marrow cell vacuolization, intoxication symptoms, and early cataracts.
Hematology
Bacteria and Fungi in Blood Smears: Sepsis or Artifact?
How to distinguish true bacteremia in sepsis from blood smear contamination and staining artifacts. Analysis of microscopic findings and fungal spores.
Hematology
Crystals in Megakaryocytes: Morphology and Clinical Case
A rare clinical case of crystals found in megakaryocytes in a bone marrow aspirate of a 2-year-old child with infection and thrombocytopenia.
Hematology
Bone Marrow Morphology in Vitamin B12 Deficiency
Bone marrow cell morphology in vitamin B12 deficiency: maturation asynchrony, megaloblastic erythropoiesis, and abnormal mitotic figures.