15 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 ... #Hemolytic #Anemia ... #AIHA #Differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... (AIHA) "Warm" ( ... (AIHA)"Cold" (usually ... lymphoproliferative disorders ... Extravascular #Causes #differential
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia ... 1) DIAGNOSE AIHA ... • Blood smear: Differential ... #Hemolytic #Anemia ... #diagnosis #management
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... Anemia (AIHA) Treatment ... esp if severe disease ... #Autoimmune #Hemolytic ... #Anemia #AIHA #
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential ... , CKD • Hemolytic ... - Extrinsic: Autoimmune ... B12 deficiency, Orotic ... Non-megaloblastic: Liver disease
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Unstable hemoglobin disorders ... spherocytosis, Autoimmune ... hemolytic anemia ... hemolytic anemia ... RBC #Morphology #differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Membrane): - Autoimmune ... : Warm AIHA, Cold ... AIHA, Transfusion ... Defects: Sickle cell anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Consider RBC membrane disorder ... elliptocytosis, autoimmune ... #Anemia #Differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
women • 15% of AIHA ... Viral infection, autoimmune ... CLL (older) • Autoimmune ... pts) Differential ... #hemolytic #anemia
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
leukemia in adults • Disorder ... 5) Symptoms of anemia ... chemotherapy for low-risk disease ... Lymphocytic #Leukemia #oncology ... hemeonc #diagnosis #management