72 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential Diagnosis ... • Extrinsic RBC ... • Intrinsic RBC ... #Differential #Diagnosis ... #Algorithm #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
- Differential Diagnosis ... Bleed • Hemolysis ... Microangiopathic Hemolytic ... • Early Iron Deficiency ... Algorithm #Causes #Hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Anemia 1) DIAGNOSE ... ↑ LDH • Anti-RBC ... #Anemia #diagnosis ... #management #treatment ... #rheumatology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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- Differential Diagnosis ... elliptocytosis - RBC ... • PK deficiency ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... hypertension • Unusual RBC ... acanthocytes - Consider RBC ... #Differential #Diagnosis ... Algorithm #workup #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Microangiopathic Hemolytic ... spherocytosis, Autoimmune hemolytic ... Cold autoimmune hemolytic ... #differential #diagnosis ... #hematology #microscopy
Common RBC Inclusions and Associations
 • Howell Jolly Bodies: Hyposplenism, Asplenism, Severe hemolytic anemia
 • Heinz
Common RBC Inclusions ... Asplenism, Severe hemolytic ... Heinz Bodies: G6PD deficiency ... Inclusions #Bodies #diagnosis ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... • Intrinsic RBC ... G6PD deficiency) ... #differential #diagnosis ... #hematology #anemia
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... fragmentation hemolysis ... • Severe B12 deficiency ... #differential #diagnosis ... #hematology #hemolysis
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Reticulocytes • Iron Deficiency ... • B12/Folate Deficiency ... #Differential #Diagnosis ... Algorithm #Causes #Hematology