21 results
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 ... : • Systemic lupus ... 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 ... pain (20%) Renal disease ... ) Blood (75%): Anemia ... erythematosus #signs ... #symptoms #diagnosis
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
autoimmune disease ... skin thickening Signs ... interstitial lung disease ... #diagnosis #signs ... #symptoms #testing
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential Diagnosis ... elliptocytosis, autoimmune hemolysis ... Algorithm #workup #hematology ... #testing
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
anemia • Cold ... Positive Coombs testing ... • Compensated hemolysis ... intravascular hemolysis ... #hematology #diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... - Hemolytic anemia ... sclerosis, Still's disease ... autoantibodies #signs ... #differential #rheumatology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
and Pathophysiology ... disorders: - Aortic ... regurgitation - Aortic ... iron deficiency anemia ... #Pathophysiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... Pleuritic chest pain, hemoptysis ... Putrid sputum/sour-tasting ... Leukocytosis, anemia ... > 10 days - Hemoptysis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... < 30 years - Aorta ... Differential Diagnosis ... purpura: strong sign ... #rheumatology #
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
65 years PBC Pathophysiology ... failure PBC Signs ... Proximal limb muscle wasting ... but elevated as disease ... #workup #hepatology