8 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... • EGPA • Henoch-Schönlein ... vasculitis (inflamed ... • Necrotising vasculitis ... leukocytoclastic vasculitis
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Vasculitis Vasculitis ... - Wegener granulomatosis ... - microscopic polyangiitis ... erythematosus - Henoch-Schönlein ... #Diagnosis #Rheumatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Low Platelets or Vasculitis ... Thrombocytopenia vs Vasculitis ... Palpable = vasculitis ... suggestive of Henoch-Schonlein
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Schonlein Purpura ... (HSP, IgA Vasculitis ... #IgA #Vasculitis ... #clinical #photo ... #dermatology #skin
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
• Microscopic Polyangiitis ... often present • Henoch ... Schonlein Purpura ... differential #diagnosis #rheumatology ... #classification
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... • Henoch Schönlein ... Antiphospholipid-antibody syndrome • Vasculitis ... Sarcoidosis #dermatology ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
with Polyangiitis ... with Polyangiitis ... often present) Henoch ... Schonlein Purpura ... Differential #Diagnosis #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• IgA vasculitis ... (Henoch-Schönlein ... • Vasculitis ... #rheumatology # ... vasculitis