8 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Arthritis 69% - Malar ... (aPL) 30-45% Differential ... autoantibodies #signs ... symptoms #mimickers #differential ... #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
usually IgG) (e.g. lupus ... Intrinsic RBC Defects ... • Infections: Malaria ... Extravascular #Causes #differential ... #diagnosis #hematology
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
Bernard-Soulier ... Syndrome • Defect ... #comparison #table ... #differential # ... diagnosis #hematology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... presentation of systemic lupus ... trapezius ridges or shoulders ... Pericarditis #Symptoms #Signs ... #Presentation #comparison
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
technique used to detect ... healthy adults, and should ... , Drug-induced Lupus ... ANA #patterns #rheumatology ... #diagnosis #differential
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... or Qualitative defect ... inhibitor and lupus ... of factor VII should ... coagulation, or defects
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
vasculitis) - Affects ... inflammation Others: • Lupus ... such as systemic lupus ... purpura: strong sign ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... purpura: Strong sign ... proximal muscles of shoulder ... #Diagnosis #Rheumatology