135 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... usually IgG) (e.g. lupus ... G6PD deficiency) ... #hematology #anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... - Differential Diagnosis ... DAT (-) → G6PD Deficiency ... malignancy, autoimmune disease ... #Diagnosis #Algorithm
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential Diagnosis ... Consider sickle cell disease ... #Anemia #Differential ... #Diagnosis #Algorithm
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
disease anemia ... Microangiopathic Hemolytic ... spherocytosis, Autoimmune hemolytic ... Cold autoimmune hemolytic ... #differential #diagnosis
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
- Differential Diagnosis ... : • GATA2 deficiency ... • Fanconi’s anemia ... : • Systemic lupus ... Antibody-mediated hemolysis
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
, Liver diseases ... spherocytosis, Hemolytic ... , Liver diseases ... Schistocytes - Hemolytic ... Morphology #Atlas #key #diagnosis
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... fragmentation hemolysis ... • Severe B12 deficiency ... anemia" • HELLP ... #differential #diagnosis
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential Diagnosis ... -100): • Non-hemolytic ... , CKD • Hemolytic ... Non-megaloblastic: Liver disease ... #Differential #Diagnosis
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
- Differential Diagnosis ... 80 fL) • Iron Deficiency ... • Bleeding • Hemolysis ... • Folate Deficiency ... #Differential #Diagnosis
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 ... #Differential #Diagnosis