11 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Nodosum - Mnemonic ... #Erythema #Nodosum ... #Differential # ... Diagnosis #Dermatology ... #SkinRash
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... #Causes #Differential ... Diagnosis #Dermatology ... #SkinRash #Clinical
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... - Differential ... #ulcerative #skinrash ... #dermatology #Differential ... #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
and Neck Skin Ulcers ... - Differential ... #ulcerative #skinrash ... #dermatology #Differential ... #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Diagnosis Algorithm ... #ulcerative #skinrash ... #dermatology #Differential ... #causes
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Diagnosis Algorithm ... 24hrs • Erythema Nodosum ... #Reactive #SkinRash ... #dermatology #Differential ... #causes
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
/ Sacral Skin Ulcers ... - Differential ... Trunk #Sacral #SkinRash ... #dermatology #Differential ... #causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
- Differential ... Diagnosis Algorithm ... #Oral #mouth #SkinRash ... #dermatology #Differential ... #causes
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential ... bursitis • Erythema nodosum ... Polyarthritis nodosum ... Pseudocellulitis #Differential ... #dermatology #skin
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
- Differential ... Diagnosis Algorithm ... #ulcerative #skinrash ... #dermatology #Differential ... #causes