33 results
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Diagnosis Table ... AIHA (7-8%) DAT-negative ... #Diagnosis #Table ... #hematology
Algorithm for the Diagnosis and Workup of Hemolytic Anemia

By Dr. Kylie Adamek @KylieAdamek

#Hemolytic #Anemia #Algorithm #Differential
Diagnosis and Workup ... of Hemolytic Anemia ... Anemia #Algorithm #Differential ... #Diagnosis #Workup ... #Hematology #Hemolysis
Anemia - Hemolysis Diagnostic Algorithm
Autoimmune hemolytic anemia
Microangiopathic hemolytic anemia
Probable thalassemia

Dr. Eric Strong @DrEricStrong - Strong Medicine
Anemia - Hemolysis ... Microangiopathic hemolytic ... Anemia #Algorithm #hematology ... #diagnosis #differential ... #workup
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic ... Pathophysiology - Warm vs Cold ... C3 positive or negative ... Smear: spherocytes Cold ... Pathophysiology #diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential ... Warm AIHA • Cold ... Complement-Mediated • Cold ... Extravascular #Differential ... Algorithm #Causes #Hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... #Hemolytic #Anemia ... #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Framework for Hemolysis ... Autoimmune (AIHA)"Cold ... (e.g. primary cold ... Extravascular #Causes #differential ... #diagnosis #hematology
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
in Autoimmune Hemolysis ... DAT Negative Hemolysis ... , C3d ( +/- ) Cold ... ) Paroxysmal cold ... #hematology #diagnosis
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential ... Agglutination - Cold ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... • AIHA: warm, cold ... Diagnosis #causes #classification ... #hematology