9 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... ) - HELLP syndrome ... uremic syndrome ... #Hemolytic #Intravascular ... #anemia
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Warm AIHA • Cold ... AIHA • Alloimmune ... Complement-Mediated • Cold ... anemia • ... Algorithm #Causes #Hematology
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Warm vs Cold Autoimmune ... Hemolytic Anemia ... Hemolytic Anemia ... Autoimmune Hemolytic ... #Anemia #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Anemia (AIHA) - ... Differential Diagnosis Table ... #Hemolytic #Anemia ... #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Agglutinin Syndrome ... anemia • Cold ... the RBCs causing intravascular ... • Diagnostic Test ... #anemia #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Membrane): - Autoimmune ... : Warm AIHA, Cold ... Drug-associated, PCH, Evans Syndrome ... Defects: Sickle cell anemia ... Laboratory Tests
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Autoimmune diseases ... - Ice cube test ... , TempTest test ... Urticaria #diagnosis #rheumatology ... #comparison #table
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
TTP/HUS, HELLP Syndrome ... defects. 1) HELLP (Hemolysis ... Elevated Liver tests ... #diagnosis #table ... #comparison
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
Pregnancy Three syndromes ... defects. 1) HELLP (Hemolysis ... Elevated Liver tests ... #Diagnosis #Comparison ... #Table