37 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
Hyperpigmentation Differentials ... the Mnemonic "no skin ... #5 #diagnosis #differential ... #symptoms #signs ... #dermatology #skin
An Approach to the Unknown Rash: Erythematous Rash 

#Diagnosis #Dermatology #Erythematous #Rash #Differential #Algorithm #Nikolsky #Sign
to the Unknown Rash ... : Erythematous Rash ... #Diagnosis #Dermatology ... #Differential # ... Algorithm #Nikolsky #Sign
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Seborrhea • Dermatomyositis ... Sarcoidosis #dermatology ... #rashes #differential
Leser–Trélat Sign on Physical Exam

Acute onset of multiple seborrheic keratoses, often a paraneoplastic sign of malignancy.

#Leser
Leser–Trélat Sign ... paraneoplastic sign ... #LeserTrelat #Sign ... #PhysicalExam # ... clinical #video #skin
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 ... #Dermatology #Clinical
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Dermatomyositis ... can present with rash ... including heliotrope rash ... , Shaw sign, holster ... sign, and Gottron's
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... the Nikolsky sign ... the Nikolsky sign ... fever or Nikolsky sign ... #Diagnosis #Dermatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... #rheumatology #dermatology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... • Herpes zoster ... Vesiculobullous #SkinRash #dermatology ... #Differential #
Holster Sign in Dermatomyositis

Interestingly, poikiloderma and violaceous erythema can occur in sun protected areas as well
Holster Sign in ... frequently overlooked sign ... sign Dr. ... #Sign #Thighs # ... #Dermatology #Clinical