9 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Vesicopustule on erythematous ... Sarcoidosis • GPA ... Discoid lupus erythematosus ... Sarcoidosis #dermatology ... #skin #rashes #differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... purpuric macules • Erythematous ... • Ulcerated, erythematous ... #dermatology #rash
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
> PR3 60% • GPA ... ischemia - Skin: erythematous ... mucositis - Rash ... lupus erythematosus ... classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Erythematosus) ... cutaneous lupus erythematosus ... (ACLE) • Erythematous ... • Erythematous ... lupus erythematosus
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... Systolic dysfunction ... multifactorial mechanisms Hematologic ... neurofibromatosis, vasculitis ... #Diagnosis #Differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... ischemia • Skin: Erythematous ... , mucositis • Rash ... MPO > PR3 60/ GPA ... #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Syndrome: • Clinical ... • Autoimmune diseases ... - GPA, EGPA, microscopic ... lupus erythematosus ... diagnosis #types #classification
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus ... Petechial or purpuric rash ... lupus erythematosus ... Syndrome #Diagnosis #Management ... #Hematology #Rheumatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
(cutaneous or systemic ... of necrotizing vasculitis ... presenting with erythematous ... comparison #table #differential ... #diagnosis #dermatology