8 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 ... #joint #pain #skin
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... dominate the clinical ... surfaces of the joints ... • Giant cell arteritis ... #dermatology #rash
SAPHO Syndrome Summary

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
lesions • Mononeuritis ... > PR3 60% • GPA ... tract, and often causes ... vesicular eruption - Joints ... mucositis - Rash
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... vesicular eruption • Joints ... , mucositis • Rash ... tract, and often causes ... Palpable purpura, joint
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
interphalangeal joints ... lesions: antihelix ... auricular papules Clinical ... • Arthralgia/arthritis ... #dermatology #diagnosis
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 ... Syndrome: Fever, joint ... • Nonerosive arthritis