49 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Mycoplasma pneumoniae infection ... spherocytosis) • Infections ... #Hemolytic #Intravascular ... #Causes #differential ... #diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Hemolysis - Differential ... circulation - Infections ... #Extravascular # ... Differential #Diagnosis ... Algorithm #Causes #Hematology
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... - Differential ... Hypersplenism, Infection ... #Anemias #Differential ... Diagnosis #Algorithm #hematology
Differential diagnosis for pyogenic liver abscess:
Infectious etiologies predominate. Most are pyogenic (bacterial). Amebic (Entamoeba histolytica) and
Differential diagnosis ... : Infectious etiologies ... Infectious Bacterial ... #hepatic #hepatology ... #Differential #
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Deficiency Anemia - Differential ... (not extravascular ... ) hemolysis, Intensive ... Deficiency #Anemia #Differential ... Algorithm #ferritin #hematology
Causes of Hemolytic Anemia - Differential Diagnosis
Inherited
 • Membrane
 • Internal
    - Hemoglobin
Causes of Hemolytic ... Anemia - Differential ... Internal - Infectious ... #Anemia #Differential ... Diagnosis #Causes #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... drug induced • Infections ... IVIG infusion Intravascular ... classification #hematology
Hemoptysis Differential Diagnosis Framework
Cardiovascular: Pulmonary embolism, Heart failure, Vasculitis, Valvular disease, Arteriovenous malformation
Pulmonary - Airway: Bronchitis,
Hemoptysis Differential ... Pneumonia, Lung abscess ... Tuberculosis, Fungal infection ... Other: Catamenial hemoptysis ... #Differential #
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
- Due to Viral infection ... Diagnosis: • hemolytic ... younger pts) Differential ... the RBCs causing intravascular ... #anemia #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... workup, including BM ... blood loss, Acute hemolysis ... : Chronic infections ... Thrombocytosis #Platelets #Differential