23 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
for Hemolysis - ... Intravascular Hemolysis ... Microangiopathic hemolytic ... purpura (TTP), Hemolytic ... #diagnosis #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
-100): • Non-hemolytic ... , CKD • Hemolytic ... - Extrinsic: Autoimmune ... Non-megaloblastic: Liver disease ... Diagnosis #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Differential Diagnosis ... Cold Agglutinin Disease ... #Hemolytic #Anemia ... #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Corpuscular Volume (MCV ... RA, SLE, PRV, Chronic ... Bleed • Hemolysis ... Microangiopathic Hemolytic ... #Causes #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
) - Differential ... of Chronic Disease ... • Bleeding • Hemolysis ... of Chronic Disease ... #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... Microangiopathic Hemolytic ... hemolytic anemia ... hemolytic anemia ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... hemolysis) ARUPConsult ... @ARUPLabs #Hemolytic ... #Anemia #Differential ... #workup #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
kidney disease, ... Retroperitoneal, Uterine • Hemolysis ... hemolytic anemia ... Production #Index #hematology ... #anemia #differential
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Diseases: • GATA2 ... deficiency • Fanconi’s anemia ... Inflammatory and Autoimmune ... Antibody-mediated hemolysis ... #Diagnosis #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Diagnosis Secondary ... malignancies • Anemia ... iron deficiency, hemolysis ... disorders (e.g. autoimmune ... #hematology #secondary