11 results
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... and fever) and laboratory ... Differential Diagnosis ... Noninfectious hepatitis ... #Diagnosis #Rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... 40, F:M 9:1 • Clinical ... versus DIL • Laboratory ... Evolution: Chronic disease ... #Summary #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... Systemic lupus erythematosus ... Thyroid, Autoimmune Hepatitis ... ANA #patterns #rheumatology ... #diagnosis #differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... pain (20%) Renal disease ... SLE #systemic #erythematosus ... #signs #symptoms ... #diagnosis #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Systemic lupus erythematosus ... function tests (LFTs ... ANA and RF (if clinical ... #workup #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... systemic lupus erythematosus ... purpura: strong sign ... Tests: • CBC • LFT ... #rheumatology #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... pathognomonic laboratory ... Behcet syndrome (Clinical ... #management #signs ... #symptoms #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... Systemic Lupus Erythematosus ... Evolution: Chronic disease ... comparison #table #rheumatology ... #diagnosis #management
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
with edema • Erythematous ... auricular papules Clinical ... severity of the disease ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... purpura: Strong sign ... ischemia • Skin: Erythematous ... - interstitial keratitis ... #Rheumatology