16 results
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... overlap syndromes ... Negative association ... erythematosus #diagnosis ... table #ANA
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... pANCA anti-MPO - Negative ... #comparison #table ... #rheumatology # ... diagnosis #management
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
meningitis), MCC CNS symptoms ... Oral aphthae : SLE ... • Arthritis: SLE ... #signs #symptoms ... #rheumatology #
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
PSS: Sjogren syndrome ... rheumatoid arthritis SLE ... LungDisease #CTILD #Diagnosis ... #Differential #Comparison ... #Table #Pulmonary
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Systemic Lupus (SLE ... Cranial nerve lesions ... Demyelinating syndromes ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
A toxidrome is a syndrome (set of symptoms) caused by specific medications or toxins.

There are 5
toxidrome is a syndrome ... (set of symptoms ... antihistamines #Diagnosis ... Toxicology #Toxidromes #Comparison ... #Table #Anticholinergics
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... context of other symptoms ... ), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... #diagnosis #differential
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
• Some false negative ... (small lesions, ... autoantibodies (antinuclear ... management #phenotypes #workup ... #treatment #rheumatology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
BCNIE Diagnostic ... See charts - ... Assays for antinuclear ... antiphospholipid syndrome ... #differential #workup
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... is required for diagnosis ... conditions: Autoimmune (SLE ... #Endocarditis #comparison ... #table