Oncohematology
Blast Morphology in Blood Smears in Acute Leukemia
Key morphological features of blast cells in peripheral blood smears in acute leukemia: evaluating nuclear chromatin and cytoplasm structure.
Clinical cases
Cryptococcal Thyroiditis: Thyroid Gland Cytology
Cytological features of cryptococcal thyroiditis in a thyroid aspirate: follicular epithelium, lymphocytes, and histiocytes with cryptococci.
Parasitology
Entamoeba polecki Cyst: Morphology in Iodine Stain
Microscopic characteristics of Entamoeba polecki cyst: detection of numerous chromatoid bodies in a wet mount stained with Lugol's solution.
Lab test interpretation
Stool Microscopy Exercise: Objects in Native Preparation
Clinical case: microscopy of a native stool sample from a 2.5-year-old child with suspected metabolic pathology. How to describe the clusters of objects in the field of view?
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.
Laboratory methods
Errors from Expired Culture Media in Bacteriology
Analysis of a bacteriology department error: consequences of using expired culture media and reagent quality control in the laboratory.
Parasitology
Intestinal Schistosomiasis: Microscopic Diagnosis of Schistosoma mansoni Eggs
Microscopic diagnostic features of Schistosoma mansoni: morphology of oval eggs with a characteristic lateral spine and methods for detecting the parasite in stool.
Clinical cases
Unusual Objects in a Gynecological Smear: A Case Study
A clinical microscopy challenge: unusual large objects found in a gynecological smear from a 33-year-old woman. Methylene blue stain.
Hematology
Niemann-Pick Cells: Morphology and Disease Types
Morphological features of Niemann-Pick cells in bone marrow smears, causes of lipid accumulation, and clinical characteristics of disease types A, B, and C.
Parasitology
Urinary Amoebiasis: Diagnosing Entamoeba histolytica in Urine
Features of Entamoeba histolytica detection in urinary amoebiasis: morphology of cysts and trophozoites in urine sediment, cytology, and histological findings.
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.
Oncohematology
Diffuse Large B-Cell Lymphoma in Pleural Effusion
Cytomorphological features of DLBCL cells in pleural effusion: cytoplasmic vacuolization, atypical mitoses, and differential diagnosis with carcinoma and sarcoma.