22 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Diagnosis Algorithm ... Signs of anemia ... #Anemias #Differential ... #Diagnosis #Algorithm ... #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
anemia (sometimes ... Anemia, Mechanical ... hemolytic anemia ... hemolytic anemia ... #diagnosis #hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia ... • Anemia: macrocytic ... #Hemolytic #Anemia ... #diagnosis #management ... #treatment #rheumatology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Iron-deficiency anemia ... Sideroblastic anemia ... Megaloblastic anemia ... , Pernicious anemia ... hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... ) (e.g. lupus, CLL ... Extravascular #Causes #differential ... #diagnosis #hematology ... #anemia
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
to Anemia - Differential ... Sideroblastic anemia ... ACD, Aplastic anemia ... MatthewHoMD #Anemia ... Diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Diagnosis Algorithm ... #Anemia #Differential ... #Diagnosis #Algorithm ... #workup #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential ... Diagnosis Algorithm ... anemia • ... #Diagnosis #Algorithm ... #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
particular degree of anemia ... Index < 2: • Anemia ... hemolytic anemia ... Production #Index #hematology ... #anemia #differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... Membrane): - Autoimmune ... anemia, Thalassemias ... Diagnosis #hematology