21 results
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... • Lupus (SLE): ... ANA (anti-nuclear ... Vasculitis: P-ANCA ... Autoantibodies #Rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... Workup: - ANA ... Workup: - ANA ... #sle #comparison ... #table #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Complement: Post-strep GN ... , Lupus Nephritis ... (C-ANCA): GPA > ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... (SLE) General: ... Butterfly rash, Vasculitis ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Non-autoimmune rheumatologic ... Malignancy (e.g. hematologic ... : • Symptoms limited ... Erythematosus #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... such as systemic lupus ... Presentation - Systemic Symptoms ... , and SLE) • Urinalysis ... differential #diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... associated vasculitis ... (RA), Systemic lupus ... erythematosus (SLE ... Differential #Diagnosis #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
involvement 3% SLE-Related ... Auto-Antibodies: - ANA ... Lupusreference #SLE ... autoantibodies #signs #symptoms ... #differential #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Rapidly progressing GN ... diseases, such as SLE ... Presentation: Systemic Symptoms ... • Progressive symptoms ... Differential #Diagnosis #Rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic Lupus ... Erythematosus (SLE ... Erythematosus #SLE ... #CNS #neurology ... #rheumatology #