Parasitology
Ascaris lumbricoides Larva Hatching from Egg Microscopy
Microscopic view of nematode larva hatching from a fertilized Ascaris lumbricoides egg: shell morphology and laboratory diagnosis of ascariasis.
Lab test interpretation
Interpreting Comprehensive Laboratory Test Results
Key aspects of integrated interpretation for laboratory tests: complete blood count, urinalysis, biochemical markers, and hormonal profile.
Parasitology
Balantidiasis: Morphology of Balantioides coli Trophozoite
Microscopic identification features of Balantioides coli (Balantidium coli) trophozoite: cytostome, ciliary covering, and balantidiasis diagnosis.
Parasitology
Case Study: Perianal Fold Impression Microscopy
A clinical laboratory diagnostics challenge: identify the object in a microscopic preparation of a perianal fold impression from a five-month-old child.
Parasitology
Strongyloides stercoralis in Bronchoalveolar Lavage
Microscopic detection of Strongyloides stercoralis larvae in bronchoalveolar lavage (BAL). Features of laboratory diagnosis of strongyloidiasis.
Parasitology
Ascaris and Trichuris Eggs in Stool Microscopy
Morphology of Ascaris lumbricoides and Trichuris trichiura eggs in native stool samples. Features of detecting mixed geohelminthic invasions in the laboratory.
Oncohematology
Acute B-Lymphoblastic Leukemia with MEF2D::BCL9 Rearrangement
A clinical case of acute B-lymphoblastic leukemia with MEF2D::BCL9 rearrangement, mimicking Burkitt lymphoma cell morphology: cytogenetics and phenotype.
Parasitology
Microscopy Challenge: Parasite Egg in Kato Smear
A diagnostic challenge in stool microscopy using the Kato method: identify the parasite species based on egg morphology found during laboratory examination.
Parasitology
Triple Intestinal Helminth Invasion: A Case Study
A clinical case of mixed parasitic invasion in an immigrant: microscopic identification of helminth eggs and larvae during stool examination.
Hematology
Naked Megakaryocyte Nuclei in Peripheral Blood Smear
Morphological features and identification criteria for megakaryocyte nuclei in peripheral blood smears during hematological examinations.
Laboratory methods
Phenylketonuria Screening: The Cost of a Lab Error
Clinical case: Delayed phenylketonuria screening led to delayed treatment for a child and a multi-million dollar lawsuit against the laboratory.
Laboratory methods
Goryaev Chamber: Coverslips and Operating Rules
Peculiarities of working with the Goryaev chamber in the lab: coverslip grinding, appearance of Newton's rings, counting formed elements, and common errors.