11 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 ... Nodosum #Mnemonic #Causes ... #Differential #Diagnosis ... #Dermatology #SkinRash
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
- Differential Diagnosis ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
- Differential Diagnosis ... genitals #Ulcers #ulcerative ... #skinrash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
- Differential Diagnosis ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... #Differential #Diagnosis ... #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 ... #Differential Diagnosis ... #Dermatology #SkinRash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
- Differential Diagnosis ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
dermatophyte infection Caused ... erythematous Diagnosis ... Tinea #Versicolor #Dermatology ... #SkinRash #Diagnosis ... #Management
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
- Differential Diagnosis ... Acute necrotizing ulcerative ... #Oral #mouth #SkinRash ... #dermatology #Differential ... #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... blood test • Serology ... #Algorithm #Causes ... #dermatology #physicalexam
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
risk factors, management ... #management #medications ... #treatment #diagnosis ... #causes #atopy ... #skinrash References