57 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... glucocorticoid treatment ... organ-specific signs ... #Algorithm #Differential ... #diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... PURPURA: Platelet Defects ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #rheumatology #
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias - Differential ... Diagnosis Algorithm Signs ... : Membrane defects ... Hemolytic #Anemias #Differential ... Diagnosis #Algorithm #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... - Quantitative Defect ... Sequestration Disordered ... - Qualitative Defect ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... • Rheumatic disorders ... effect following treatment ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
Lymphoproliferative disorders ... Myeloproliferative disorders ... Myeloproliferative disorders ... Diagnosis #Management #treatment ... #hematology #differential
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
acute ischemic disorder ... field: altitudinal defect ... • Cephalic symptoms ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... • Membrane defects ... , spider/snake bites ... Hemolytic #Anemia #Differential ... classification #hematology
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
Qualitative Platelet Defects ... Thrombasthenia • Defect ... MYH9-Related Disorder ... comparison #table #differential ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... , Other enzyme defects ... Consider RBC membrane disorder ... Hemolytic #Anemia #Differential ... Algorithm #workup #hematology