24 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 ... Inflammatory and Autoimmune ... lupus erythematosus ... #Hematology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANA ≠ Autoimmune ... Thyroid, Autoimmune ... Hepatitis, Primary ... ANA #patterns #rheumatology ... #diagnosis #differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Microangiopathic hemolytic anemia ... usually IgG) (e.g. lupus ... #differential #diagnosis ... #hematology #anemia
Clinical Diagnosis of Autoimmune Hepatitis
 - Onset of jaundice within prior 8 weeks
 - Ongoing consumption
Clinical Diagnosis ... of Autoimmune Hepatitis ... atypical laboratory tests ... #Hepatitis #Diagnosis ... #Hepatology #AIH
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury → liver test ... • Infections: Hepatitis ... Other: NAFLD, Autoimmune ... HELLP, Celiac disease ... #hepatology #algorithm
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... Membrane): - Autoimmune ... Defects: Sickle cell anemia ... Laboratory Tests ... #hematology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... Initial screening test ... #SLE #Summary #diagnosis ... #rheumatology # ... management
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... • Anemia • ... Epstein-Barr Virus • Hepatitis ... • HIV Autoimmune ... Obstructive Pulmonary Disease
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... • Non-autoimmune ... deficiencies • Autoimmune ... Noninfectious hepatitis ... lymphopenia, low PLT • Anemia
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral infection, autoimmune ... CLL (older) • Autoimmune ... Test: Donath-Landsteiner ... test #cold # ... #hematology #diagnosis