Oncohematology
T-Lymphoblasts vs. T-Prolymphocytes: A Diagnostic Challenge
A clinical case illustrating the differential diagnosis between T-ALL and T-prolymphocytic leukemia, focusing on bone marrow lymphoblast morphology and flow cytometry data.
Tag
Clinical Case
Lab test interpretation
Stool Microscopy: Protozoan Cysts vs. Plant Cells
A clinical case of stool microscopy in a child using Lugol's solution. Differential diagnosis of protozoan cysts, fungi, and plant elements in a coprogram.
Parasitology
Visceral Leishmaniasis: Liver Biopsy Cytology
A clinical case of visceral leishmaniasis after a trip to Spain. Microscopic findings of a liver biopsy with Leishmania amastigotes in macrophages.
Parasitology
Diagnostic Challenge: Nematode Identification in Fecal Smear
Case study of mobile microscopic nematodes found in the feces of a 17-year-old teenager. Identify the helminth species based on morphological features.
Oncohematology
T-Cell Prolymphocytic Leukemia: Morphology and Phenotype
A clinical case of T-cell prolymphocytic leukemia: hyperleukocytosis 444×10⁹/L, cell morphology in blood smear, and characteristic immunophenotype.
Oncohematology
AML Morphology with t(8;21)(q22;q22.1) RUNX1-RUNX1T1 Translocation
Morphological features of blasts and granulocytes in acute myeloid leukemia with t(8;21): Auer rods, pseudo-Pelger-Huët anomaly, and azurophilic granulation.
Clinical cases
Diagnosis of Candidal Onychomycosis in KOH Preparation
Microscopy features of nail scrapings in onychomycosis: detecting budding cells, pseudohyphae, and Candida albicans germ tubes in 20% KOH solution.
Oncohematology
Acute Myeloid Leukemia: Blasts in Pleural Fluid
A clinical case of recurrent acute myeloid leukemia: detection of blasts in pleural fluid using cytocentrifugation and flow cytometry.
Oncohematology
Acute Myeloid Leukemia with t(8;21): Morphology and Immunophenotype
A clinical case study of acute leukemia: bone marrow blast cytomorphology, CD19 and CD56 co-expression on immunophenotyping, and suspected t(8;21) translocation.
Lab test interpretation
Cylindrical Epithelium in Urine Sediment During Intoxication
Microscopy of urine sediment in toxic injury: detection of sheets and individual cells of cylindrical epithelium amidst pronounced proteinuria.
Lab test interpretation
Urothelial Cell Sheet in Urine Sediment with Tumor
Urine sediment microscopy for suspected bladder neoplasm: a cluster of transitional epithelial (urothelial) cells and pronounced hematuria.
Oncohematology
MDS Transformation to Acute Megakaryoblastic Leukemia
A case study of MDS transforming into acute megakaryoblastic leukemia: megakaryoblast morphology in blood and immunophenotyping of the blast population.