32 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... found in 60% of cases ... Lofgren's syndrome Ulcerative ... #Differential #Diagnosis ... #Dermatology #SkinRash
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
- Differential Diagnosis ... Algorithm Neoplastic ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
- Differential Diagnosis ... Algorithm Painful ... genitals #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Tinea Pedis: Scaly red erruption of the feet caused by fungal dermatitis.

Charlie Goldberg, M.D. - UCSD
Tinea Pedis: Scaly ... erruption of the feet caused ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Tinea
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
- Differential Diagnosis ... Algorithm Physical ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum - Causes ... and Differential Diagnosis ... thighs RARELY ulcerate ... #Dermatology #SkinRash ... #Clinical
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Ulcerative Blastomycosis ... Diagnosis? ... Blastomycosis #SkinRash ... #dermatology #clinical ... #photo
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... progressive ulceration ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Pyoderma
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
- Differential Diagnosis ... Algorithm Physical ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... #Reactive #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes