Hemostasis
Laboratory Control Errors in Warfarin Therapy
A clinical case of severe bleeding due to laboratory control errors in warfarin therapy amidst staff shortages and overload.
Articles
Blood and bone marrow morphology, clinical cases and diagnostic algorithms. Most of the library is in Russian; the English section is growing.
Most of our material is written in Russian — that is the working language of the community. A few pieces exist in English; the rest of the library is one click away and the photographs need no translation.
Oncohematology
Blast Morphology in Acute Myelomonoblastic Leukemia
A clinical case of untreated acute myelomonoblastic leukemia: 96% blasts in bone marrow, atypical mitoses, and severe pancytopenia.
Parasitology
Hookworm and Strongyloides Larvae: Differential Diagnosis
Morphological differences between L1 rhabditiform larvae of hookworms and Strongyloides stercoralis in stool microscopy: oral cavity length and genital primordium.
Clinical cases
Leptothrix in Vaginal Smear: Microscopic Features
Microscopic features of genitourinary tract smears: differential diagnosis of Leptothrix bacteria, concomitant microflora, and artifacts.
Laboratory methods
Blood Test Errors on 3-DIFF Hematology Analyzers
Causes of falsely elevated and decreased CBC parameters (WBC, RBC, HGB, PLT) on 3-DIFF hematology analyzers and rules for their interpretation.
Hemostasis
Fonio Platelet Count in Severe Thrombocytosis
Comparing analyzer and Fonio method platelet counts in severe thrombocytosis. Manual recount features and reasons for result discrepancies.
Oncohematology
Blasts in Blood Smear: Differential Diagnosis
Features of blast detection in a blood smear from a patient with leukopenia and anemia. Differential diagnosis with reactive lymphocytes and Sysmex scattergrams.
Lab test interpretation
Hematoidin Crystals in Pleural Fluid Sediment: Clinical Significance
Discovering hematoidin crystals in pleural fluid: clinical significance, causes of formation from hemoglobin, and differential diagnosis.
Lab test interpretation
Leukocyte Casts in Urine: Sediment Microscopy
Urine sediment microscopy: detecting leukocyte casts as a marker of inflammatory processes in renal tubules and interstitium.
Parasitology
Challenge: Identifying an Object in Perianal Scraping
A clinical parasitology case: microscopy of perianal scraping from a child with itching. Try to identify the object found in the photo.
Parasitology
Schistosoma Haematobium Eggs in Prostatic Secretion
A clinical case of urogenital schistosomiasis: detecting Schistosoma haematobium eggs in prostatic secretion and microscopic diagnosis.
Laboratory methods
Blood Clots in Test Tubes: Preanalytical Errors
Why blood clots in test tubes before reaching the lab: causes of clot formation, impact on complete blood count, and preanalytical rules.