Clinical cases
Mycobacterium Tuberculosis in Sputum: Ziehl-Neelsen Stain
A clinical case of acid-fast Mycobacterium tuberculosis detection in a sputum sample using Ziehl-Neelsen staining, confirmed by PCR.
Tag
Clinical Case
Parasitology
Laboratory Diagnosis of Amoebiasis: Stool Microscopy
A clinical case of intestinal amoebiasis in a child: detection of Entamoeba histolytica trophozoites in a native stool smear and a Romanowsky-stained smear.
Oncohematology
Multiple Myeloma: Bone Marrow Cell Morphology
A clinical case of multiple myeloma in a 73-year-old patient: plasma cells, proplasmacytes, and multinucleated forms in bone marrow smears.
Lab test interpretation
Microscopy Exercise: Urinalysis in a 42-Year-Old Patient
A diagnostic exercise on urine sediment microscopy for a 42-year-old male. Identify characteristic elements and inclusions in the native urine sample.
Oncohematology
Hypersegmented Neutrophils in Therapy-Associated MDS
Morphology of dysgranulopoiesis: giant and hypersegmented neutrophils in a peripheral blood smear in myelodysplastic syndrome after therapy.
Oncohematology
Lymphocyte-Predominant Hodgkin Lymphoma: Cytology
Cytological features of lymphocyte-predominant Hodgkin lymphoma: microscopy of imprint smears from a cervical lymph node, Romanowsky-Giemsa stain.
Oncohematology
Blood Smear in B-Cell Chronic Lymphocytic Leukemia
Clinical case of B-cell chronic lymphocytic leukemia: hyperleukocytosis 166×10⁹/L, lymphocytosis 97%, Botkin-Gumprecht shadows, and analyzer scattergram.
Clinical cases
Cytological Diagnosis of Nocardiosis in a Cat
A clinical case of suspected nocardiosis in a cat: cytology of a mediastinal granuloma, Romanowsky negative staining, and bacterial acid-fastness.
Lab test interpretation
Urine Sediment Cytology: Atypical Cells in Renal Tumor
Clinical case of renal tumor detection via urine sediment cytology: discovery of atypical cell complexes during microscopy after Romanowsky staining.
Lab test interpretation
Böttcher's Crystals in Prostatic Secretion: A Case Study
Microscopy of prostatic secretion reveals Böttcher's crystals (spermine phosphate) in a 65-year-old man with chronic prostatitis. Learn more about their formation.
Lab test interpretation
Coprology Challenge: Spindle-Shaped Objects in Cat Feces
A clinical case in fecal microscopy: identify the nature of spindle-shaped, pointed structures, approximately 100 µm long, found in a cat's fecal sample.
Clinical cases
Microscopy Challenge: Spindle-Shaped Structures on Hair
A diagnostic microscopy challenge: how to differentiate spindle-shaped structures on hair – hair scales or pathogenic fungal macroconidia.