Parasitology
Macracanthorhynchus hirudinaceus Eggs in Microscopy
Morphological features of Macracanthorhynchus hirudinaceus eggs: size 90–105 × 46–54 µm, multilayered shell structure, and acanthor larva.
Clinical cases
Cytology Exercise: Cell Changes in a Pap Test
A diagnostic cytology exercise: determine the cause of epithelial changes in a cervical Pap test from a 50-year-old woman. Test your knowledge.
Lab test interpretation
Urinary Sediment Microscopy: Cells, Flora, and Casts
Key elements of urinary sediment under light microscopy: erythrocytes, leukocytes, epithelium, hyaline, granular, and waxy casts, bacteria, and yeast.
Oncohematology
Megakaryocyte Morphology in Essential Thrombocythemia
Cytological features of bone marrow aspirate in essential thrombocythemia: hyperplasia, large size, and hyperlobulated megakaryocyte nuclei.
Hematology
Hematology Case: Granulocytes with Inclusions in Smear
Laboratory hematology test: identify the type of granulocytes with dermatan sulfate inclusions in a peripheral blood smear using a photomicrograph.
Hematology
Cell Morphology: A Diagnostic Microscopy Challenge
A cell morphology challenge: identify the origin of cells with cytoplasmic projections forming clusters in a microscopic preparation.
Parasitology
Amoebic Keratitis: Acanthamoeba Cysts in Corneal Scrape
Detection of Acanthamoeba cysts in corneal scrapes in amoebic keratitis. Features of microscopy with Gram, Romanowsky-Giemsa, and native preparations.
Oncohematology
Microscopy Challenge: Cell Identification in CML
Laboratory hematology test: identify cells found in a blood smear from a patient with chronic myeloid leukemia. A microscopy challenge.
Oncohematology
Adult T-Cell Lymphoma and Leukemia in Blood Smear
Clinical case of adult T-cell leukemia/lymphoma: morphology of atypical lymphoid cells with flower-like nuclei in a peripheral blood smear.
Oncohematology
Blast Morphology in Blood Smear: Differential Diagnosis
Morphological features of blasts: differentiation from promyelocytes and reactive lymphocytes, comparison of myeloblasts and monoblasts, changes on the scattergram.
Parasitology
Morphology of Enterobius vermicularis Eggs in Enterobiasis
Morphological features of pinworm (Enterobius vermicularis) eggs in a wet mount stained with iodine. Microscopic diagnosis of enterobiasis.
Lab test interpretation
Microscopy Challenge: Bacterial Morphology in Female Smear
Clinical microscopy exercise on flora smear: identify the type of curved bacteria in a vaginal discharge sample stained with Romanowsky-Giemsa.