64 results
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
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... - Differential Diagnosis ... Reticulocytes • Abnormal ... #Differential #Diagnosis ... #Algorithm #hematology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... fragmentation hemolysis ... • Severe B12 deficiency ... #differential #diagnosis ... #hematology #hemolysis
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential Diagnosis ... Drug-induced AIHA - Abnormal ... • PK deficiency ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... - Differential Diagnosis ... Table Warm AIHA ... #Autoimmune #Hemolytic ... #Table #hematology
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Cold Autoimmune Hemolytic ... Warm Autoimmune Hemolytic ... Cold Autoimmune Hemolytic ... #Anemia #hematology ... #diagnosis #comparison
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... for Hemolysis - ... G6PD deficiency) ... #differential #diagnosis ... #hematology #anemia
Methylmalonic Acid and Homocysteine Levels in Vitamin B12 and Folate Deficiency
 • B12 Deficiency: MMA elevated,
B12 and Folate Deficiency ... • B12 Deficiency ... : MMA normal, Homocysteine ... #VitaminB12 #diagnosis ... #hematology
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
clotting factor deficiency ... Patient has a factor deficiency ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential Diagnosis ... -100): • Non-hemolytic ... anemia, CKD • Hemolytic ... #Differential #Diagnosis ... #hematology