90 results
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... ) • Behcet's syndrome ... genitals #Ulcers #ulcerative ... #skinrash #dermatology ... #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Diagnosis Algorithm ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... #causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Sarcoidosis or Lofgren's syndrome ... Ulcerative Colitis ... #Differential # ... Diagnosis #Dermatology ... #SkinRash
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
the Mnemonic "no skin ... dermatology-mnemonics-6011359#5 #diagnosis ... symptoms #signs ... #dermatology #skin ... #skinrash
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Diagnosis Algorithm ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... #causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... thrombophlebitis Skin ... • Shin splints ... Brittle nails - Skin ... skin • Inflammation
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Skin Lesion 57 ... painless, progressive skin ... Diagnosis? ... Blastomycosis- 2 types of skin ... Blastomycosis #SkinRash
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... Diagnosis Algorithm ... #Reactive #SkinRash ... #causes
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
and Differential ... ALWAYS on anterior shins ... thighs RARELY ulcerate ... #Differential Diagnosis ... #Dermatology #SkinRash
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Ulcers - Differential ... Diagnosis Algorithm ... Trunk #Sacral #SkinRash ... #causes