31 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
from dermnet.nz and ... -6011359#5 #diagnosis ... #differential #symptoms ... #signs #dermatology ... #skin #skinrash
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... Inverse Gottron’s sign ... fingertips ("mechanic’s hands ... ulcerations • Skin ... dermatology #diagnosis
Holster Sign in Dermatomyositis

Interestingly, poikiloderma and violaceous erythema can occur in sun protected areas as well
Dermatomyositis ... #Thighs #SkinRash ... #Dermatomyositis ... #Dermatology #Clinical ... #Photo
Psoriasiform Scalp Findings in Dermatomyositis

Scalp: DM patients can present with a psoriasiform scalp eruption characterized redness,
intense pruritus, and ... the presenting sign ... #SkinRash #Dermatomyositis ... #Dermatology #Clinical ... #Photo
What is a Boxer’s fracture?? Fracture of the 4th or 5th metacarpal neck
 - Common in
Symptoms/exam ... - Pain along ulnar ... Always check for skin ... Overlying wounds or signs ... #Metacarpal #Diagnosis
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
less systemic symptoms ... Dermatomyositis ... heliotrope rash, Shaw sign ... , holster sign, ... #rheumatology
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... along with other signs ... and symptoms helps ... #Dermatology #Clinical ... #Photo #Neck
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
thickening Signs ... and Symptoms: ... Scleroderma #SSc #rheumatology ... #diagnosis #signs ... #symptoms #testing
Scarlet fever
• Delayed-type skin reactivity to pyrogenic exotoxin Requires prior exposure
• Diffuse erythematous eruption that generally
• Delayed-type skin ... quality - groin and ... Scarlet #fever #diagnosis ... #clinical #photo ... #signs #symptoms
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... and Symptoms: ... symptoms by days ... , breast CA - Hematologic ... multiforme - Dermatomyositis