10 results
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Schonlein Purpura ... #Purpura #Henoch ... #clinical #photo ... #dermatology #skin
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Normal Complement: IgA ... nephropathy, Henoch-SchonIein ... Purpura Anti-GBM ... #rheumatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Palpable purpura ... suggestive of Henoch-Schonlein ... purpura (IgA), ... #dermatology #HSP
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Skin ulcers ... Clinical triad of Palpable ... associated vasculitis - GPA ... (Henoch-Schönlein ... classification #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... OF PALPABLE PURPURA ... Differential #Diagnosis #hematology ... #rheumatology # ... #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Petechiae, Palpable ... • Henoch-Schönlein ... #dermatology #rash ... #diagnosis #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
vasculitis • Henoch ... Schönlein purpura ... Sarcoidosis • GPA ... Sarcoidosis #dermatology ... differential #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
infection - RMSF - Henoch ... Schonlein Purpura ... RA, Sjogren's, GPA ... • Skin biopsy ... #Causes #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often present • Henoch ... Schonlein Purpura ... (IgA vasculitis ... tract, and often causes ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
MPO > PR3 60/ GPA ... often present) Henoch ... Schonlein Purpura ... skin) • Palpable ... Differential #Diagnosis #Rheumatology