27 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Malar rash • SLE ... Antiphospholipid-antibody syndrome ... lesions • Discoid lupus ... Sarcoidosis #dermatology ... #differential #diagnosis
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
is clinically suspected ... overlap syndromes ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Lupus (SLE): ... glycoprotein I (ß2GP), Lupus ... LAC) • Sjogren Syndrome ... #diagnosis #associations ... #table
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
TIF1y, NXP2, Mi-2, SAE ... Anti-Synthetase Syndrome ... Antibodies #MSAs #clinical ... #diagnosis #rheumatology ... #table
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... Microscopic polyangiitis ... Goodpasture's syndrome ... Associations #diseases #diagnosis ... #table #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... : • Vascular occlusion ... Associated - SLE ... #hematology #rheumatology ... #nonpalpable #dermatology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
PSS: Sjogren syndrome ... rheumatoid arthritis SLE ... : systemic lupus ... LungDisease #CTILD #Diagnosis ... Differential #Comparison #Table
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence microscopy ... likely it will be clinically ... ), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... #diagnosis #differential
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... ) Clinical Manifestations ... Demyelinating Syndrome ... permeability Diagnosis ... Erythematosus #SLE
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... Erythematosus (SLE ... 40, F:M 9:1 • Clinical ... #table #rheumatology ... #diagnosis #management