Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm

Physical:

• Pressure

• Trauma

• Radiation

Vascular:

• Arterial insufficiency

• Vascular insufficiency

• Vasculitis

Neurological:

• Diabetic neuropathy

• Tabes dorsalis (syphilis)

Metabolic:

• Pyoderma gangrenosum

• Diabetic dermopathy

• Necrobiosis lipoidica

Neoplastic:

• Squamous cell carcinoma

• Basal cell carcinoma

• Melanoma



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