Hematology
Heinz Bodies: Cytochemical Detection in Erythrocytes
Morphology of Heinz bodies in erythrocytes with supravital Nile blue sulfate staining. Causes of formation: enzymopathies and unstable hemoglobin.
Parasitology
Dioctophymosis: Dioctophyme renale Eggs in Urine Sediment
Dioctophymosis is a parasitic disease caused by Dioctophyme renale. Learn about transmission routes, clinical manifestations, and urine sediment microscopy for egg detection.
Parasitology
Parasitology Case: Microscopic Examination of Native Stool Smear
A complex clinical parasitology case: structures approximately 40 µm in diameter were found in a patient's native stool smear. Identify the pathogen from the photomicrographs.
Hematology
Microscopy Challenge: Cell in Bone Marrow Aspirate
A diagnostic challenge in bone marrow morphology: identify the cell indicated by the arrow in the aspirate stained with Romanowsky.
Oncohematology
Mixed-Phenotype Acute Leukemia: Blast Cytomorphology
Morphological features of blasts in mixed-phenotype acute leukemia (MPAL): lymphoblasts and promonocytes in a blood smear according to the 2022 WHO classification.
Parasitology
Identification of Entamoeba coli Cysts in Stool Microscopy
Key microscopic features of the non-pathogenic intestinal amoeba Entamoeba coli: diagnostic significance of nuclear count and mature cyst size in stool analysis.
Hematology
Pelger-Huët Anomaly: How to Report in Lab Results
How laboratories should report complete blood count results in Pelger-Huët anomaly: neutrophil morphology and specific reporting guidelines.
Parasitology
Strongyloides stercoralis Larvae: Diagnosing Strongyloidiasis
Morphology of Strongyloides stercoralis larvae in stool, differentiation from hookworms, and the bacterial trail phenomenon on blood agar in strongyloidiasis.
Parasitology
Morphology of Clonorchis sinensis and Opisthorchis Eggs
Morphological features of Clonorchis sinensis and Opisthorchis eggs: differential diagnosis of liver flukes, size, and characteristic operculum.
Parasitology
Parasitology Case: Identifying a Parasite by Microscopy
A clinical case in laboratory diagnosis of parasitic infections: identify the pathogen from a microphotograph of a native preparation from South Korea.
Hematology
Langhans Giant Cells in Lymph Node Cytology
Morphological features of Pirogov-Langhans giant cells in lymph node cytological examination in tuberculosis and mycobacterial infections.
Parasitology
Echinococcus granulosus Protoscoleces in Liver Cyst
Microscopic view of liver cyst contents in echinococcosis: morphology of Echinococcus granulosus protoscolex, chitinous hooks, and calcareous corpuscles.