7 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Sarcoidosis • GPA ... lesions • Discoid ... Sarcoidosis #dermatology ... #joint #pain #skin ... #rashes #differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Skin lesions ... surfaces of the joints ... reticularis Differential ... #dermatology #rash
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
of necrotizing vasculitis ... classic targetoid lesions ... #comparison #table ... #differential # ... diagnosis #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
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Internal organs Most common ... Causes: - Idiopathic ... , breast CA - Hematologic ... Leukocytoclastic vasculitis ... Syndrome #diagnosis #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... , mucositis • Rash ... MPO > PR3 60/ GPA ... tract, and often causes ... : • Skin lesions
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... exposed ivy) • Psoriasis ... often showing ulceration ... ; pruritis #dermatology ... #rash #differential