7 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Vesicopustule on erythematous ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... Discoid lupus erythematosus ... #dermatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Diagnosis Algorithm ... Lupus Erythematosus ... (SLE), should have ... like “butterfly rash ... #arthropathy #arthropathies
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... mucositis - Rash ... lupus erythematosus ... , and SLE) • Urinalysis ... #rheumatology #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... rashErythematous ... ANCA-associated vasculitis ... • Mesenteric vasculitis ... inflammation Cutaneous Vasculitis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... purpuric macules • Erythematous ... • Ulcerated, erythematous ... Diagnosis: Vasculitis ... #dermatology #rash
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• IgA vasculitis ... Hypersensitivity vasculitis ... • Vasculitis ... lupus erythematosus ... #rheumatology #vasculitis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... diseases, such as SLE ... ischemia • Skin: Erythematous ... , mucositis • Rash ... MPO > PR3 60/ GPA