31 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential ... Diagnosis Algorithm Signs ... : Membrane defects ... #Differential # ... Diagnosis #Algorithm #hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Algorithm and Causes ... Hemolysis #Hemolytic #Anemia ... #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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Causes of Extravascular ... Intravascular Hemolysis - Differential ... immune-complex hemolytic anemia ... Extravascular #Differential ... #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... • Membrane defects ... #Differential # ... classification #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... organ-specific signs ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - Hemolytic anemia ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #nonpalpable #dermatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... #Differential # ... Diagnosis #Algorithm #workup ... #hematology #testing
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
scapularis • Infects ... within morulae Signs ... myalgias, shaking chills ... ), cough (30% cases ... immature forms) • Anemia
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... changes), high MCV anemia ... or if a primary hematologic ... #Workup #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Intrinsic RBC Defects ... #differential # ... diagnosis #hematology ... #anemia