96 results
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... Multiforme - Target lesions ... #Reactive #SkinRash ... Diagnosis #Algorithm #causes
Gonorrhea (Disseminated): skin findings associated with Disseminated Gonococcal Infection (DGI).
Photo credit, Josh Fierer, M.D.

Charlie Goldberg, M.D.
Disseminated): skin ... Photo credit, Josh ... #Dermatology #SkinRash ... #Disseminated #Finger ... #UCSDH #Photo
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... : In this case, ... Fierer, M.D. ... #Dermatology #SkinRash ... #Photo #UCSDH
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
endocarditis, in this case ... Photo credit, Josh ... Fierer, M.D. ... Images #Clinical #Photo ... #Dermatology #SkinRash
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
the vasculitic skin ... lesions were secondary ... Photo credit, Josh ... Fierer, M.D. ... #Dermatology #SkinRash
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Giardiasis #Erythema ... #Differential # ... #Dermatology #SkinRash
Erythema Multiforme: skin eruption secondary to allergic reaction from an antibiotic.

Charlie Goldberg, M.D. - UCSD Catalog
Erythema Multiforme ... : skin eruption ... #Dermatology #SkinRash ... #Erythema #Multiforme ... #Trunk #Back #Photo
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Erythema Annulare ... These lesions show ... Most cases are idiopathic ... EAC #clinical #photo ... #dermatology #skinrash
Janeway Lesions: Flat, painless, erythematous lesions seen on the palm of this patient's hand. Frequently
associated with
Janeway Lesions: ... Photo credit, Josh ... Fierer, M.D. ... Images #Clinical #Photo ... #Dermatology #SkinRash
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Blastomycosis Skin ... lesion lower back ... heaped up borders); differential ... Blastomycosis #SkinRash ... dermatology #clinical #photo