Dr. Selk interviews Dr. Lynne Margesson, a dermatologist at Dartmouth, about vulvar ulcers. Discussion topics include common causes of ulcers (infectious and non-infectious), syphilis ulcers, questions to ask on history, Behcet's disease, aphthous ulcers (simple and complex), vulvar manifestations of Crohn's disease, when to biopsy, treatment, how to treat recurrences, managing chronic recurrent aphthous ulcers, managing dysuria, and ulcers associated with vulvar tumors.