18 results
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
the Nikolsky sign ... the Nikolsky sign ... erythematous rash ... fever or Nikolsky sign ... #Erythematous #Rash
Dermatomyositis
A middle-aged man describes progressive difficulty combing his hair and rising from a seated position over
Dermatomyositis ... This is a case of ... dermatomyositis ... 1) heliotrope rash ... , 2) shawl sign,
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... Ill-appearing, vital sign ... New-onset fever with rash ... sulfa-drug - Skin ... #Dermatology #Rash
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... Skin rash and malaise ... The signs and symptoms ... ▪ “Rash” (75% ... resembling rashes caused
Dermatomyositis with heliotrope rash, shawl sign, and Gottron's papules

A middle-aged man describes progressive difficulty combing his
with heliotrope rash ... , shawl sign, and ... 1) heliotrope rash ... , 2) shawl sign, ... skinrash #shawl #sign
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
SKIN RASHES ... Skin rashes ... fever and systemic signs ... rashes into these classes ... petechiae; #purpura; #rash
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
Dermatomyositis ... processes occur in the skin ... -> Heliotrope Rash ... flexors affected #Dermatomyositis ... Pathophysiology #Signs
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Diagnosis Algorithm ... Auspitz sign, Koebner's ... #causes
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... plugging -> Discoid Rash ... inflammation on skin ... Malar (butterfly) Rash ... pathophysiology #diagnosis #signs