29 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Vesicopustule on erythematous ... gangrenosum • IBD • RA ... Antiphospholipid-antibody syndrome ... • Vasculitis ... differential #diagnosis #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
central nervous system ... Churg-Strauss syndrome ... - systemic ... lupus erythematosus ... Vessels #Diagnosis #Rheumatology
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Interstitial lung disease ... and C viruses. systemic ... lupus erythematosus ... and Sjogren's syndrome ... in absence of skin
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Rheumatic Disease ... Erythematous, Systemic ... Vasculitis, Systemic ... Undifferentiated UCSD ... Differential #Diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Butterfly rash, Vasculitis ... Demyelinating syndromes ... #erythematosus ... #signs #symptoms
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
arteritis, Cogan's Syndrome ... Rheumatoid Arthritis (RA ... ), Systemic lupus ... erythematosus ( ... Differential #Diagnosis #rheumatology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Tunnel, Sicca Syndrome ... , Rheumatoid Vasculitis ... (RA + Neutropenia ... #diagnosis #rheumatology ... #signs #symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: erythematous nodules ... • Cogan Syndrome ... lupus erythematosus ... purpura: strong sign ... differential #diagnosis #rheumatology
Primary Sjogren’s Syndrome: Pathogenesis and Clinical Findings
• Primary Sjögren's is a solitary process whereas secondary Sjögren's
other autoimmune diseases ... arthritis (RA) ... or systemic lupus ... erythematosus ( ... Xeroderma (Dry skin
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... Associated with skin ... block • Sjogren syndrome ... #Lupus #Erythematosus ... Summary #diagnosis #rheumatology