Oncohematology
Plasma Cells in Blood Smear in Multiple Myeloma
A clinical case of detecting 6% plasma cells in a complete blood count in myeloma before bone marrow aspiration and a sharp increase in free lambda chains.
Articles
Blood and bone marrow morphology, clinical cases and diagnostic algorithms. Most of the library is in Russian; the English section is growing.
Most of our material is written in Russian — that is the working language of the community. A few pieces exist in English; the rest of the library is one click away and the photographs need no translation.
Clinical cases
Papillary Carcinoma of the Thyroid Gland: FNA Cytology
Cytological features of fine-needle aspiration (FNA) biopsy of the thyroid gland in papillary carcinoma: smear, Diff-Quik stain.
Lab test interpretation
Magnesium Phosphate Crystals in Urine Sediment
Morphology of neutral magnesium phosphate crystals in urine sediment: microscopic appearance, differential diagnosis, and clinical significance.
Parasitology
Enterobius Vermicularis Eggs Under the Microscope
Morphological features of Enterobius vermicularis eggs under microscopy: characteristic asymmetric shell shape and diagnosis of enterobiasis.
Parasitology
Entamoeba coli Cysts with 16 Nuclei: Microscopic View
Microscopic view of mature Entamoeba coli cysts with 16 nuclei: comparison of unstained native preparation and a cyst stained with Lugol's solution.
Oncohematology
Burkitt Lymphoma in an Adolescent: Cytology and Immunophenotype
A clinical case of Burkitt lymphoma in a 13-year-old adolescent: ascites, hydrothorax, lymph node imprint cytology, and flow cytometry of effusions.
Laboratory methods
Clinical Mycology Case: Identify Fungal Cultures
Diagnostic workshop in clinical mycology: identify micromycete species based on macromorphology of colonies on Petri dishes and microscopic preparations.
Lab test interpretation
Macroscopic Hematuria and Severe Proteinuria in Urinalysis
A case of severe macroscopic hematuria and massive proteinuria (protein 7.38 g/L): visual assessment of a urine sample before and after centrifugation.
Oncohematology
Anaplastic Large Cell Lymphoma Cells in CSF
Cytological examination of cerebrospinal fluid in secondary CNS involvement by ALK-negative anaplastic large cell lymphoma: morphology of tumor cells.
Lab test interpretation
Paecilomycosis Blood Test: Myths and Pseudodiagnostics
An analysis of paecilomycosis blood test forms with fictitious fungal content norms. Addressing the problem of pseudodiagnostics in clinical laboratory practice.
Clinical cases
Granulomatous Inflammation in Lymph Node Imprint Cytology
Cytological features of sarcoid-type inflammation in a cervical lymph node: clusters of epithelioid histiocytes and multinucleated giant cells.
Laboratory methods
Myelin in Nail Samples: Distinguishing from Fungal Spores
Microscopy of nail scrapings with 20% KOH: why myelin is mistaken for fungal spores, morphological differences of artifacts, and sample preparation features.