10 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 ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
disease (10%) : SLE ... #dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis ... pathology #lesions #differential
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Ill-appearing, vital sign ... #Dermatology #Rash ... Targetoid #Algorithm #Differential ... #Ddxof
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... purpura: strong sign ... , and SLE) • Urinalysis ... differential #diagnosis ... #rheumatology #
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
69% - Malar rash ... involvement 3% SLE-Related ... Lupusreference #SLE ... autoantibodies #signs ... #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... diseases, such as SLE ... purpura: Strong sign ... Diagnosis #Rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Behcet disease) Differential ... Oral aphthae : SLE ... • Arthritis: SLE ... #management #signs ... #symptoms #rheumatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... soles, sides of fingers ... ; pruritis #dermatology ... #rash #differential ... #diagnosis #skin
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Symptoms: • Gottron rash ... papules and Gottron sign ... ) • Shawl sign ... flexors, quadriceps, finger