9 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Sarcoidosis • GPA ... • Psoriatic arthritis ... lesions • Discoid ... Sarcoidosis #dermatology ... #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... dominate the clinical ... • Giant cell arteritis ... #dermatology #rash ... #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
lesions • Mononeuritis ... > PR3 60% • GPA ... tract, and often causes ... mucositis - Rash ... #diagnosis #rheumatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
lesions + Rheumatic ... nonerosive inflammatory arthritis ... Rule out other causes ... SAPHO #Syndrome #Rheumatology ... diagnosis #management #Dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... , mucositis • Rash ... tract, and often causes ... #Diagnosis #Rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
lesions: antihelix ... auricular papules Clinical ... • Arthralgia/arthritis ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
arteritis (GCA) ... Diagnosis = clinical ... required due to skip ... lesions. ... them, but urgent rheumatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
exposed ivy) • Psoriasis ... often showing ulceration ... honey-colored crusts ... ; pruritis #dermatology ... #rash #differential
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
) • Anti-Mi2 (skin ... lesions) • Anti-TIF1 ... Symptoms: • Gottron rash ... • Nonerosive arthritis ... Myositis #Myopathy #rheumatology