26 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... , Drug-induced Lupus ... Speckled: Systemic lupus ... , Drug-Induced Lupus ... #patterns #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Association with disease ... searched for when ANA ... -15% If SLE is clinically ... erythematosus #diagnosis #rheumatology ... #table #ANA
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... 40, F:M 9:1 • Clinical ... Workup: - ANA ... Evolution: Chronic disease ... Management #Summary #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... Non-autoimmune rheumatologic ... lymphoproliferative syndrome Clinical ... antibodies • (-) ANA ... Erythematosus #Diagnosis #Rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... Workup: - ANA ... Evolution: Chronic disease ... sle #comparison #table ... #rheumatology #
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic Lupus ... Erythematosus (SLE) Clinical ... Cerebrovascular Disease ... Diagnosis of Lupus ... CNS #neurology #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
usually IgG) (e.g. lupus ... cold agglutin disease ... antibiotics are the most frequently ... , Copper and lead ... differential #diagnosis #hematology
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
cryoglobulinemia vasculitis Clinical ... relapsing patients are frequently ... anti-infectious agents are frequently ... with refractory disease ... Cryoglobulinemia #Vasculitis #Rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Systemic lupus ... fever syndromes Clinical ... Fever is the main clinical ... SJIA], systemic lupus ... #Rheumatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
of life Causes and ... clinical associations ... liquids The onset and ... Urticaria #diagnosis #rheumatology ... #comparison #table