9 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
vasculitis • Henoch Schönlein ... Sarcoidosis • GPA ... lesions • Discoid lupus ... #differential #diagnosis ... #rheumatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... - Differential Diagnosis ... arthritis - with the skin ... Erythematosus ( ... like “butterfly rash
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
surfaces of the joints ... Maculopapular rash ... • Henoch-Schönlein ... #dermatology #rash ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Differential Diagnosis ... Arthritis: • Joint ... arthropathy • 90% joints ... #Diagnosis #Rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Vasculitis - Collagen disorders ... RMSF - Henoch Schonlein ... Autoimmune Vasculitis (lupus ... RA, Sjogren's, GPA ... cryoglobulins • Skin
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... SLE #systemic #erythematosus ... signs #symptoms #diagnosis ... #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Purpura - Skin ... vasculitis (Henoch-Schönlein ... (e.g. systemic lupus ... erythematosus ( ... classification #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
> PR3 60% • GPA ... present • Henoch Schonlein ... vesicular eruption - Joints ... mucositis - Rash ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

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