43 results
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... Marrow suppression (e.g ... Intrinsic RBC defects (e.g ... #differential # ... diagnosis #calculation
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... • Secondary (e.g ... #Normocytic #Anemia ... #Differential #
Autoimmune Hemolytic Anemia (AIHA)

WARM AHA
- Primary - Idiopathics
- Secondary
Infectious
 • Viral- HIV, EBV, HCV, HEV
 •
Autoimmune Hemolytic Anemia ... • Antibiotics- eg ... /antipyretics- e.g ... Autoimmune #Hemolytic #Anemia ... AIHA #Diagnosis #Differential
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach to Anemia ... - Differential ... Sideroblastic anemia ... aciduria, Drugs (e.g ... MCV #Algorithm #Differential
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Poisoning • Anemia ... Chronic Disease (e.g ... Classification #Differential
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... iron deficiency anemia ... Autoimmune hemolytic anemia ... autoimmune hemolytic anemia ... RBC #Morphology #differential
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Megakaryopoiesis • Aplastic Anemia ... Toxic Damage (e.g ... Displacement (e.g ... Thrombocytopenia #Differential
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Volume (MCV) - Differential ... Iron Deficiency (Eg ... TlBC > 18% • Anemia ... #elevatedMCV #Differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Microangiopathic hemolytic anemia ... (usually IgG) (e.g ... (usually IgM) (e.g ... Extravascular #Causes #differential ... diagnosis #hematology #anemia
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Volume (MCV) - Differential ... Increased Requirement (e.g ... • Pernicious Anemia ... #elevatedMCV #Differential