7 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
(GPA) Skin involvement ... Rarely dominate the clinical ... Maculopapular rash ... • EGPA • Henoch-Schönlein ... #rash #diagnosis
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Leg Rash - Palpable ... later confirmed by skin ... #Purpura #Legs ... #Rash #clinical ... #photo #dermatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Skin Rash 40 ... +purpuric rash → ... purpura fulminans ... #Skin #Rash #dermatology ... #clinical #photo
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Pinpoint areas (less ... - Trauma - Infection ... RMSF - Henoch Schonlein ... RA, Sjogren's, GPA ... cryoglobulins • Skin
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
arthralgia, arm/leg ... , mucositis • Rash ... MPO > PR3 60/ GPA ... present) Henoch Schonlein ... (lower legs), cutaneous
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Skin ulcers ... Syndrome: • Clinical ... reticularis & skin ... polyangiitis ... vasculitis (Henoch-Schönlein
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
• Microscopic Polyangiitis ... present • Henoch Schonlein ... mucositis - Rash ... to exclude are infections ... • ANCA (Dx: GPA