Hematology
Plasmacyte or Plasmacytoid Lymphocyte: Blood Smear Challenge
A morphological hematology exercise: identify which numbered cell in the blood smear is a plasmacytoid lymphocyte and which is a plasma cell.
Tag
Differential Diagnosis
Lab test interpretation
Differentiating Leptothrix and Mycelium in Vaginal Smears
Learn the morphological differences between Leptothrix and Candida mycelium in vaginal smears, including thread shape, spore presence, and diagnostic criteria.
Parasitology
Schistosoma mekongi: Egg Morphology and S. japonicum Differences
Learn about Schistosoma mekongi: egg morphology with a short lateral spine, stool microscopy, and differential diagnosis from Schistosoma japonicum.
Hematology
Reactive Lymphocytes in Infectious Mononucleosis
Morphology of reactive lymphocytes in a blood smear in infectious mononucleosis. Cytoplasmic marginal basophilia and differential diagnosis with blasts.
Lab test interpretation
Triple Phosphate Crystals in Stool: Fecal Microscopy
Microscopic features of triple phosphate crystals in stool: crystal deformation, causes of structural breakdown, and differentiation using an acetic acid test.
Hematology
Blasts or Atypical Lymphocytes: A Blood Smear Case
A diagnostic challenge in blood smear cell differentiation: determine whether the photomicrographs show blasts or atypical lymphocytes.
Lab test interpretation
Pleural Fluid Cytology: Breast Cancer Metastasis
Morphology of cell clusters in pleural fluid in breast cancer metastasis: features of spherical cell complexes in effusion cytology.
Parasitology
Stool Microscopy Challenge: Identifying Findings
A diagnostic challenge in stool microscopy for an adult patient: help identify the origin of the structures found in a native preparation.
Lab test interpretation
Fatty Casts in Urine: Sediment Microscopy and Diagnosis
Learn about the microscopy of fatty casts in urine sediment: formation from renal epithelial cells, differential diagnosis, and clinical significance.
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.
Parasitology
Hymenolepis diminuta Eggs: Microscopy and Differential Diagnosis
Morphology of Hymenolepis diminuta tapeworm eggs under stool microscopy. Differential diagnosis with Hymenolepis nana and absence of polar filaments.
Hematology
Leukocyte Morphology in Blood Smear: A Diagnostic Challenge
A clinical case study in laboratory hematology: identify the disease characterized by the cells presented in the blood smear microphotographs.