17 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Differential Diagnosis Algorithm ... Signs of anemia ... Hypersplenism, Infection ... Matthew Ho, MD PhD ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Framework for Hemolysis ... Mycoplasma pneumoniae infection ... spherocytosis) • Infections ... disease, Copper and lead ... differential #diagnosis #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... deficiency • Lead ... aciduria, Drugs (e.g ... Matthew Ho, MD PhD ... Differential #Diagnosis #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... : Acute blood loss ... , Acute hemolysis ... Matthew Ho, MD PhD ... #hematology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Differential Diagnosis Algorithm ... (e.g. ... Lymphadenopathy #LAD ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... > 3: • Acute blood ... Retroperitoneal, Uterine • Hemolysis ... Microangiopathic hemolytic ... Production #Index #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Differential Diagnosis Algorithm ... Thalassemia • Lead ... • Bleeding • Hemolysis ... Chronic Disease (e.g ... #Causes #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinins (CAD ... Agglutinin Disease (CAD ... agglutination After CAD ... sensitize red blood ... #anemia #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... nucleotidase deficiency, lead ... inclusions - If infection ... Differential #Diagnosis #Algorithm ... #workup #hematology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
TSAT, sTfR • Blood ... extravascular) hemolysis ... Copper deficiency, Lead ... Matthew Ho, MD PhD ... #ferritin #hematology