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

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Anemia (AIHA) - ... Table Warm AIHA ... #Autoimmune #Hemolytic ... #Anemia #AIHA #
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Intravascular Hemolysis ... Immune-Mediated • Warm AIHA ... • Cold AIHA ... • Drug-induced AIHA ... Complement-Mediated • Cold AIHA
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... of anemia and hemolysis ... Immune-mediated Hemolysis ... • Autoimmune Hemolytic ... Anemias (AIHAs)
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Antibody Autoimmune Hemolytic ... 1) DIAGNOSE AIHA ... reticulocytes • Hemolysis ... screening 3) TREAT AIHA ... Antibody #Autoimmune #Hemolytic
Autoimmune Hemolytic Anemia (AIHA)

WARM AHA
- Primary - Idiopathics
- Secondary
Infectious
 • Viral- HIV, EBV, HCV, HEV
 •
Autoimmune Hemolytic ... Anemia (AIHA) ... WARM AHA - Primary ... #Autoimmune #Hemolytic ... #Anemia #AIHA #
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... Anemia (AIHA) Treatment ... Warm AIHA: 1) Steroids ... > 10, no more hemolysis ... #Autoimmune #Hemolytic
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Framework for Hemolysis ... Intravascular Hemolysis ... Microangiopathic hemolytic ... - Autoimmune (AIHA ... - Autoimmune (AIHA
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic ... - Warm vs Cold AIHA ... Warm AIHA: - 70% ... spherocytes Cold AIHA ... #Autoimmune #Hemolytic
Hemolytic Anemia - Hemolysis Diagnostic Workup

Infographic by: Howard Ong

#Hemolysis #Hemolytic #Anemia #Algorithm #MAHA #TTP #Diagnosis #Workup
Hemolytic Anemia ... - Hemolysis Diagnostic ... Howard Ong #Hemolysis ... #Hemolytic #Anemia
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
Laboratory Testing in Hemolytic ... Extravascular Hemolysis ... Carboxyhemoglobin #Hemolytic ... diagnosis #hematology #hemolysis