13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... gangrenosum • IBD ... lesions • Discoid lupus ... #differential #diagnosis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... , Vasculitis, Purpura ... (rare), Arthritis ... erythematosus #signs ... #symptoms #diagnosis
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... less systemic symptoms ... Classic triad of ILD ... myositis, and arthritis ... Can also see mechanics
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- with the skin ... formation, systemic autoimmune ... Erythematosus (SLE ... should have other symptoms ... like “butterfly rash
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... 3rd Decade Skin ... Differential Diagnosis ... disease • Non-autoimmune ... : • Symptoms limited
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... inflammation on skin ... Livedo Reticularis, Vasculitis ... pathophysiology #diagnosis ... #signs #symptoms
Primary Sjogren’s Syndrome: Pathogenesis and Clinical Findings
• Primary Sjögren's is a solitary process whereas secondary Sjögren's
RA) or systemic lupus ... erythematosus (SLE ... ) Signs / Symptoms ... Xeroderma (Dry skin ... #Signs #Symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... such as systemic lupus ... Presentation - Systemic Symptoms ... purpura: strong sign ... , and SLE) • Urinalysis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
by neutrophilic autoimmune ... Arthralgia's (common), arthritis ... and ankles) #HSP ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
- Rash: multiple ... Episcleritis Signs ... and Symptoms: ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus