10 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... B19 infection Malar ... lesions • Discoid lupus ... #differential # ... diagnosis #rheumatology
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Pediatrics Patient - Differential ... Diagnosis Malar ... migrans: • Target sign ... #skin #differential ... #diagnosis #peds
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
spondyloarthropathies, lupus ... Lyme), reactive arthritis ... bacterial infection, needs ... #rheumatology # ... approach #workup #differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Sjögrens (15%) Skin ... of hip (rare), Arthritis ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Manifestations: - Arthritis ... 69% - Malar rash ... (aPL) 30-45% Differential ... autoantibodies #signs ... #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... permanent alopecia Differential ... : • Joint pain ... arthropathy • 90% joints ... Photosensitivity • Malar
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
neutrophilic dermatosis (Sweets ... inflammation of the joints ... Episcleritis Signs ... and pain of the joints ... ’s syndrome - Lupus
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... vesicular eruption - Joints ... such as systemic lupus ... purpura: strong sign ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... vesicular eruption • Joints ... Palpable purpura, joint ... #Diagnosis #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... ) • Anti-Mi2 (skin ... ) • Shawl sign ... Syndrome: Fever, joint ... • Nonerosive arthritis