18 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 ... Hypersensitivity vasculitis ... Sarcoidosis #dermatology ... #differential #diagnosis
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... along with other signs ... RashDecisionz #Shawl #sign ... #Rash #Dermatomyositis ... #Photo #Neck
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Dermatomyositis ... can present with rash ... , Shaw sign, holster ... sign, and Gottron's ... Can also see mechanics
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Ill-appearing, vital sign ... New-onset fever with rash ... #Dermatology #Rash ... #Differential #Ddxof
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... disease (10%) : SLE ... #dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... #rheumatology #dermatology ... #diagnosis
Dermatomyositis with heliotrope rash, shawl sign, and Gottron's papules

A middle-aged man describes progressive difficulty combing his
, shawl sign, and ... , 2) shawl sign, ... skinrash #shawl #sign ... GottronsPapules #dermatology ... #clinical #photo
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
Dermatomyositis ... -> Heliotrope Rash ... Polymyositis #PM #Diagnosis ... Pathophysiology #Signs ... #Symptoms #Vasculitis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Systemic Lupus (SLE ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... erythematosus #signs ... #symptoms #diagnosis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... Malar (butterfly) Rash ... Livedo Reticularis, Vasculitis ... pathophysiology #diagnosis ... #signs #symptoms