33 results
Purpuric Skin Lesions - Petechia/Purpura and Ecchymosis 

#Purpuric #Purpura #Petechia #Ecchymosis #Comparison #Dermatology #Skin #Diagnosis #Clinical
Purpuric Skin Lesions ... Petechia #Ecchymosis #Comparison ... #Dermatology #Skin ... #Diagnosis #Clinical
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
the Mnemonic "no skin ... -6011359#5 #diagnosis ... #differential #symptoms ... #signs #dermatology ... #skin #skinrash
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Blastomycosis Skin ... lesion lower back ... Diagnosis? ... Blastomycosis #SkinRash ... #dermatology #clinical
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential Diagnosis ... discolorations of skin ... Vascular #Vasculitis #SkinRash ... #dermatology #Differential
Vascular Lesions: Spider Angioma, Spider Vein, Cherry Angioma 

#Vascular #Spider #Angioma #Vein #Cherry #Comparison #Dermatology #Skin
Vascular Lesions ... #Vein #Cherry #Comparison ... #Dermatology #Skin ... #Diagnosis #Clinical
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential Diagnosis ... Multiforme - Target lesions ... #Reactive #SkinRash ... #dermatology #Differential
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... - Differential Diagnosis ... flat-topped) papules on wrists ... (Ring- shaped) lesion ... Papulosquamous #SkinRash
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and duration of symptoms ... lesions - Wheals ... angioedema Other symptoms ... #rheumatology # ... comparison #table
Symptoms Distinguishing Groups of Cutaneous Drug Reactions
IgE-mediated reactions:
 • Onset minutes to hours into treatment course
Symptoms Distinguishing ... Raised off of the skin ... Pruritic • Each lesion ... Drug #Reactions #dermatology ... #clinical #comparison
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential Diagnosis ... / Erythematous lesions ... #Pustular #SkinRash ... #dermatology #Differential