15 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... amoxicillin) Oral ... 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
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
necrotizing ulcerative ... #mouth #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
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
Pediatric Mouth Disorders - Differential Diagnosis Algorithm
Teeth:
 • Teething
Painful - Gastrointestinal:
 • Crohn's Disease
 • Ulcerative
Algorithm Teeth ... Crohn's Disease • Ulcerative ... Reaction #Mouth #Oral ... #Algorithm #Causes ... #Peds #Pediatrics
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
dermatophyte infection Caused ... antifungals • Oral ... Tinea #Versicolor #Dermatology ... #SkinRash #Diagnosis ... #Management
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
- Differential Diagnosis ... Algorithm Physical ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
- Differential Diagnosis ... Papulosquamous #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
and vesicles (acute ... #Eczematous #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes