Hematology
Counting Band Neutrophils in Blood Smears: Why It Matters
Why determine band neutrophils in the leukocyte formula: diagnosis of sepsis and SIRS, the link between band shift and mortality risk.
Tag
Complete Blood Count
Hematology
Secondary Erythrocytosis in Heart Defect: Hemoglobin 258 g/L
A clinical case of severe secondary erythrocytosis in a patient with a heart defect: hemoglobin level 258 g/L, hematocrit 76%, and erythrocytes 7.60×10¹²/L.
Hematology
Elevated MCHC in Blood Test: Causes and Algorithm
What to do if MCHC is elevated above 375 g/L in CBC: causes of false elevation, cold agglutination, sample warming, and blood smear evaluation.
Hemostasis
Differential Diagnosis of Thrombocytosis in Complete Blood Count
What to do when thrombocytosis exceeds 450,000/µL: common causes of reactive platelet elevation, the role of ferritin and CRP, and indications for genetic tests.
Lab test interpretation
Ferritin Test Limitations in Inflammation and Fever
Why you shouldn't test ferritin during fever and inflammation: the role of acute phase proteins, and changes in MCV and MCHC indices in anemia of chronic disease.
Hematology
Causes of Elevated Lymphocytes in Complete Blood Count
Understanding the difference between absolute and relative lymphocytosis in CBC, calculation formulas, and main reasons for elevated lymphocyte levels.
Hematology
Erythrocyte Agglutination and Spurious MCHC Elevation
Erythrocyte agglutination in cryoglobulinemia: blood smear morphology, spurious MCHC elevation, and artifactual RBC count reduction in CBC.
Oncohematology
Case Study: Interpreting Blood Test in CLL Patient
A hematology clinical case: evaluate complete blood count parameters in a 70-year-old patient with chronic lymphocytic leukemia and acute deterioration.
Parasitology
Marked Eosinophilia in Ascariasis: A Blood Smear Case
A clinical case of marked eosinophilia in ascariasis: leukocytosis 33×10⁹/L, 52% eosinophils in the differential count, scattergram, and digital blood smear analysis.
Hematology
ESR in Temporal Arteritis and COVID-19 Diagnosis
Clinical significance of ESR: differential diagnosis of temporal arteritis and COVID-19, erythrocyte sedimentation mechanism, and the role of the Westergren test.
Hematology
Eosinopenia in Complete Blood Count: Clinical Significance
A clinical case of eosinopenia in acute infection: causes of decreased eosinophils in the blood and the diagnostic value of the indicator as a marker of inflammation.
Oncohematology
Neutropenia as a Harbinger of Acute Leukemia: A Case Study
A clinical case of acute leukemia onset in a 30-year-old female patient: dynamics of complete blood count from neutropenia to 61% blasts in the blood smear.