13 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Secondary: CTD: SLE, RA ... Skin Findings: ... Urticarial/LCV) - Cryoglobulinemic ... #rheumatology #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Purpura - Skin ... - 10% SLE or RA ... reticularis & skin ... classification #rheumatology ... #vasculitis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... Hypersensitivity vasculitis ... gangrenosum • IBD • RA ... Antiphospholipid-antibody syndrome • Vasculitis ... differential #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ANCA +MPO) • Cryoglobulinemic ... Vasculitis - Skin ... purpura: strong sign ... Low levels mixed cryoglobulinemia ... differential #diagnosis #rheumatology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Rheumatoid arthritis (RA ... manifestations Skin ... Inflammation of skin ... blood vessels (vasculitis ... pathophysiology #signs
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... burning sensation or pain ... purpura • Mixed cryoglobulinemia ... Granulomatous vasculitis ... rash #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... tract: Abdominal pain ... involvement, abdominal pain ... / ANCA + MPO) Cryoglobulinemic ... Differential #Diagnosis #Rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint Pain ... Lyme disease, Vasculitis ... Scleroderma Thickened skin ... conditions #joint #pain ... 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 ... lesions Abdominal pain ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... response to local skin ... Nonsurgical abdominal pain ... diagnosis #management #signs ... #symptoms #rheumatology