23 results
Systemic Lupus Erythematosus: Gastrointestinal Manifestations
 - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
Systemic Lupus Erythematosus ... the pancreas, Vasculitis ... #Systemic #Lupus ... Complications #pathophysiology ... #signs #symptoms
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Disease: Systemic Lupus ... Erythematous, Systemic Vasculitis ... Undifferentiated UCSD ... Differential #Diagnosis #rheumatology
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
yrs old; F>M Signs ... skin lesions ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Sjögrens (15%) Skin ... Butterfly rash, Vasculitis ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... lesions • Discoid lupus ... differential #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... inflammation Others: • Lupus ... such as systemic lupus ... purpura: strong sign ... differential #diagnosis #rheumatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... inflammation on skin ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology ... #diagnosis #signs
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Post-strep GN, Lupus ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Purpura - Skin ... reticularis & skin ... (e.g. systemic lupus ... classification #rheumatology ... #vasculitis
Primary Sjogren’s Syndrome: Pathogenesis and Clinical Findings
• Primary Sjögren's is a solitary process whereas secondary Sjögren's
RA) or systemic lupus ... erythematosus (SLE) Signs ... Xeroderma (Dry skin ... Sjogrens #Syndrome #Pathophysiology ... #Diagnosis #Signs