Laboratory methods
p16 Marker in Immunocytochemistry of Cervical Neoplasms
The role of p16 protein in immunocytochemical diagnosis of cervical dysplasia (CIN) and cancer, its link to HPV E7 oncoprotein, and marker expression in tumor cells.
Lab test interpretation
Synovial Fluid Analysis in Arthritis and Osteoarthritis
Laboratory differences in synovial fluid in arthritis and osteoarthritis: cytosis, cell composition, phagocyte count, and protein concentration in synovium.
Parasitology
Morphology of Nanophyetus schikhobalowi Eggs
Morphological features of Nanophyetus schikhobalowi helminth eggs in stool microscopy and differential diagnosis with Diphyllobothrium latum.
Parasitology
Parasitology Exercise: Identify Helminth Egg in Stool
A diagnostic exercise in laboratory parasitology: identify the parasite species based on egg morphology during microscopy of a native stool sample.
Clinical cases
Squamous Cell Carcinoma of the Cervix with Keratinization
Cytological features of keratinizing squamous cell carcinoma of the cervix: polymorphism, hyperchromatic nuclei, 'tadpole' cells, and dense cytoplasm.
Laboratory methods
Left Shift in Leukocyte Formula on Hematology Analyzer
How a hematology analyzer detects a left shift: immature granulocyte (IG) zones, Left Shift flag, and neutrophil distribution on the scattergram.
Lab test interpretation
Synovial Fluid Cytology: Synoviocyte and Lymphocyte
Morphological features of a synoviocyte and a small lymphocyte against a background of erythrocytes during cytological examination of synovial fluid.
Lab test interpretation
Tzanck Smear in Herpetic Stomatitis: Cytology
Cytological features of a Tzanck smear in herpetic stomatitis: detection of multinucleated epithelial giant cells of herpes simplex virus.
Lab test interpretation
Pathological Cerebrospinal Fluid Syndromes: Differential Diagnosis
Laboratory signs of serous, hemorrhagic, and purulent CSF syndromes: physical properties of CSF, protein, glucose, and cytosis levels in meningitis and TBI.
Parasitology
Cuterebrosis: Cytological Features of Cuterebra Larvae
Cytological signs of myiasis caused by Cuterebra larvae: detection of cellular debris and spiral-tubular structures of the larval tracheal system.
Oncohematology
Blastic Plasmacytoid Dendritic Cell Neoplasm
A 57-year-old female patient with BPDCN: morphology of blastoid cells in blood and bone marrow smears, features of CD4, CD56, CD123 immunophenotyping.
Clinical cases
Parakeratosis in Cervical Cytology Smear
Cytological features of parakeratosis in cervical leukoplakia: squamous epithelial cell morphology, NILM criteria, and microscopic characteristics.