32 results
Causes of Erythema Nodosum - Mnemonic

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

Charlie Goldberg, M.D. - UCSD Catalog
Erythema Multiforme ... : skin eruption ... Images #Clinical ... #Dermatology #SkinRash ... #Trunk #Back #Photo
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... Diagnosis Appearance ... thighs RARELY ulcerate ... #Dermatology #SkinRash ... #Clinical
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... : In this case, ... Photo credit, Josh ... #Dermatology #SkinRash ... #Photo #UCSDH
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... - Differential Diagnosis ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... - Differential Diagnosis ... genitals #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Skin Lesion 57 ... Diagnosis? ... Blastomycosis #SkinRash ... #dermatology #clinical ... #photo
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential Diagnosis ... #Reactive #SkinRash ... #dermatology #Differential ... #causes
Tinea Versicolor: Scaly well demarcated patches caused by fungal skin infection.

Charlie Goldberg, M.D. - UCSD Catalog
demarcated patches caused ... by fungal skin ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Tinea
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... - Differential Diagnosis ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes