19 results
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
DIC is a clinical ... and laboratory diagnosis ... , not a morphologic ... count, D-dimer, egg ... hemolytic #anemia #Hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential Diagnosis ... Parasitic • Fungal ... • Thrombus (e.g ... Myeloproliferative disorders (eg ... Algorithm #Causes #Hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Malabsorption (e.g ... warfarin, DOACs (e.g ... Autoimmune disorders (e.g ... table #comparison #diagnosis ... #hematology #deficiency
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
- Differential Diagnosis ... Rare • Drugs (e.g ... • Vasculitis Coagulation ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
intravascular coagulation ... (usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... #hematology #anemia
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Chemotherapy (e.g ... #differential #diagnosis ... #hematology #microscopy ... #atlas #nomenclature
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Nonspecific inhibitors e.g ... to one factor e.g ... inhibitory drugs e.g ... Prolonged #Causes #diagnosis ... #differential #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Pre-analytical cause (e.g ... inhibitory drugs (e.g ... specific inhibitor (e.g ... #differential #hematology ... #coagulation
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Immunosuppression (e.g ... Autoimmune diseases (e.g ... Differential Diagnosis ... Malignancies (eg ... #differential #hematology
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
infection (IFI) in hematologic ... cut-offs defined in clinical ... formulations (e.g ... beta-glucans (e.g ... Galactomannan #diagnosis