Lab test interpretation
Coprogram: Fatty Acids and Neutral Fat in Stool
Stool microscopy in steatorrhea. Differentiation of neutral fat and fatty acids with methylene blue staining in coprogram at 400x magnification.
Tag
Diagnostics
Clinical cases
Hair Microscopy in Trichophytosis: Ectothrix-Type Spores
Microscopic findings of hair infection in trichophytosis. Ectothrix-type fungal spore arrangement, absence of Wood's lamp fluorescence, 400x magnification.
Lab test interpretation
Stool Microscopy: Object Identification Challenge
A clinical coprogram challenge: microscopy of a 30-year-old woman's stool revealed objects approximately 50 µm long. Try to identify them.
Parasitology
Parasitology Case: Identifying Ova in Pool Water
Oval eggs, approximately 50 µm in size, were found in pool water. Identify the finding in a microscopic preparation with Turdyev's preservative.
Lab test interpretation
Cholesterol Crystals in Stool: Coprogram Microscopy
Morphology of cholesterol crystals during stool microscopy. Coprogram micropreparation with a characteristic cholesterol plate at 400x magnification.
Parasitology
Parasitology Case: Parasite from Bile Ducts
A clinical parasitology case: a helminth found in a bile duct drain from a Chinese patient who consumed raw fish. Identify the pathogen.
Lab test interpretation
Semen Microscopy: A Diagnostic Challenge
A diagnostic challenge in semen microscopy for a mature male. Identify the morphological objects found during spermogram analysis.
Lab test interpretation
Naked Nuclei in Cervical Cytology Smears
Features of identifying naked nuclei in cervical cytology smears: causes of epithelial cell cytolysis and their differential diagnosis.
Lab test interpretation
Fecal Biomarkers in Chronic Diarrhea Diagnostics
Key fecal biomarkers for laboratory diagnosis of chronic diarrhea: markers of intestinal inflammation, infections, and malabsorption.
Lab test interpretation
Total Antibodies and IgG in Syphilis ELISA Diagnostics
Why are total antibodies to Treponema pallidum positive, but IgG negative? An explanation from an ELISA test system manufacturer and differential diagnostics.
Parasitology
Morphology of Taenia Solium Eggs: Diagnosing Taeniasis
Morphological criteria for Taenia solium eggs: radial striation of the embryophore of pork tapeworm oncospheres in microscopic diagnosis of taeniasis.
Parasitology
Microscopy Challenge: Identifying a Parasite in Stool
A diagnostic parasitology challenge: identify the parasite found during stool microscopy in an adult patient with clinical clues.