7 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... Differential Diagnosis ... • Henoch-Schönlein ... #dermatology #rash ... #diagnosis #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

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

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... > PR3 60% • GPA ... often present • Henoch ... mucositis - Rash ... #rheumatology #
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... covering the foot, hence ... skin of inflamed ... #foot #dermatology
Vasculitis - Differential Diagnosis Framework

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

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Alpha & Mu) Skin ... thrombosis+Pulm HTN+skin ... WAIHA • CAD • PCH ... Paraproteinemias #Hematology ... #Differential #Diagnosis