39 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Anemias (AIHAs) ... Anemias (AHAs) ... Hypersplenism, Infection ... Diagnosis #Algorithm #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... microangiopathy: Thrombotic thrombocytopenic ... spherocytosis) • Infections ... differential #diagnosis #hematology ... #anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Schistocytes, thrombocytopenia ... inclusions - If infection ... #Anemia #Differential ... Algorithm #workup #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Iron-deficiency anemia ... spherocytosis, Hemolytic ... Schistocytes - Hemolytic ... Thrombotic idiopathic thrombocytopenia ... #differential #hematology
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... Anemia (AIHA) Treatment ... Polyclonal: - Infection ... #Anemia #AIHA # ... Treatment #management #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Intravascular Hemolysis ... and RES-mediated hemolysis ... circulation - Infections ... anemia • ... Algorithm #Causes #Hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach to Anemia ... -100): • Non-hemolytic ... , CKD • Hemolytic ... Macroangiopathic, Infections ... Differential #Diagnosis #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... • Nonmalignant hematologic ... blood loss, Acute hemolysis ... , deficiency anemia ... Diagnosis #Algorithm #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
(e.g. cancer, infection ... Retroperitoneal, Uterine • Hemolysis ... Microangiopathic hemolytic ... G6PD deficiency), Infections ... Production #Index #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... Vasculitis • Infection ... Heart Valve) #Thrombocytopenia ... Algorithm #Causes #Hematology