16 results
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 Anemia ... Extravascular Hemolysis ... #diagnosis #hematology ... #hemolysis
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Algorithm Signs ... of anemia and hemolysis ... Immune-mediated Hemolysis ... Nonimmune-mediated Hemolysis ... #hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Anemia 1) DIAGNOSE ... reticulocytes • Hemolysis ... FOR a cause → Systematic ... #Anemia #diagnosis ... management #treatment #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential Diagnosis ... elliptocytosis, autoimmune hemolysis ... #workup #hematology ... #testing
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
- Differential Diagnosis ... • Bleeding • Hemolysis ... #MCV #Classification ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
- Differential Diagnosis ... deficiency • Fanconi’s anemia ... Autoimmune Diseases: • Systemic ... Antibody-mediated hemolysis ... #Hematology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Endocarditis, Aortic ... ) Blood (75%): Anemia ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Diagnosis: • hemolytic ... Positive Coombs testing ... • Compensated hemolysis ... intravascular hemolysis ... #anemia #hematology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... Criteria for Systemic ... Thrombocytopenia, Autoimmune hemolysis ... Criteria #SLE #Systemic ... Erythematosus #diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Lymphadenopathies 7% - Hemolytic ... anemia 4% - Myositis ... autoantibodies #signs ... #differential #rheumatology