5 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Vesicopustule on erythematous ... Hypersensitivity vasculitis ... Sarcoidosis • GPA ... #dermatology #joint
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... vesicular eruption - Joints ... systemic lupus erythematosus ... Lab Tests: • CBC ... , EGPA, microscopic
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... surfaces of the joints ... burning sensation or pain ... purpuric macules • Erythematous ... • Ulcerated, erythematous
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
ANCA-associated vasculitis ... Arthritis: • Joint ... pain • Swan neck ... arthropathy • 90% joints ... titers > 1:80 • CBC
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
ischemia • Skin: Erythematous ... vesicular eruption • Joints ... tract: Abdominal pain ... progressive) EGPA ... Palpable purpura, joint