37 results
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
Janeway Lesion: ... , erythematous lesions ... endocarditis, in this case ... Clinical #Photo #Dermatology ... #SkinRash #Janeway
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Multiforme - Target lesions ... #Reactive #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... Vascular #Vasculitis #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
/ Erythematous lesions ... thick honey-yellow crusts ... #Pustular #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
dermatophyte infection Caused ... meatballs appearance Management ... Tinea #Versicolor #Dermatology ... #SkinRash #Diagnosis ... #Management
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
replicates within CNS ... invade URT & via hematologic ... induces vascular & CNS ... CNS and hematologic ... persists as skin lesions
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
hemorrhagic skin lesions ... • Secondary Causes ... deficiencies - PNH ... Differential #Diagnosis #hematology ... #rheumatology #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
basal ganglia, CNS ... meningitis), MCC CNS ... collaboration • CNS ... Syndrome #diagnosis #management ... signs #symptoms #rheumatology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
begins with a large lesion ... (Ring- shaped) lesion ... Papulosquamous #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
Raised, boggy lesion ... purulent nodules Caused ... Griseofulvin #Kerion #Dermatology ... #Diagnosis #Management