49 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
; common in SLE, ... - Drug-induced SLE ... c-ANCA - Vasculitis ... - Vasculitis, e.g ... diagnosis #table #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Secondary: CTD: SLE ... • ANCA Associated ... : • Behcet Disease ... #skin #dermatology ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Splenomegaly - CTD (SLE ... Cryoglobulinemia (MIXED) • ANCA ... Associated - SLE ... Differential #Diagnosis #hematology ... #rheumatology #
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Scleritis, Heart Disease ... , Rheumatoid Vasculitis ... Nodules, Pulmonary Disease ... RA #diagnosis #rheumatology ... #signs #symptoms
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... Nodosa (PAN), ANCA ... associated vasculitis ... erythematosus (SLE ... Differential #Diagnosis #rheumatology
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Connective tissue disease ... (10%) : SLE +++ ... #dermpath #dermatology ... #semiology #signs ... lesions #diagnosis #clinical
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Butterfly rash, Vasculitis ... pain (20%) Renal disease ... erythematosus #signs ... symptoms #diagnosis #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... in drug-induced SLE ... Vasculitis: • ... Jcortesizaguirr #ANA ... antibodies #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... purpura: strong sign ... LFT • ESR • ANA ... , and SLE) • Urinalysis ... differential #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... Non-autoimmune rheumatologic ... Malignancy (e.g. hematologic ... vein thrombosis Hematologic ... Erythematosus #Diagnosis #Rheumatology