system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
An otherwise healthy 18-year-old girl comes to the physician because of a 1-year history of severe acne vulgaris over her face, upper back, and arms. Treatment with oral antibiotics and topical combination therapy with benzoyl peroxide and retinoid has not completely resolved her symptoms. Examination shows oily skin with numerous comedones, pustules, and scarring over the face and upper back. Long-term therapy is started with combined oral contraceptives. This medication significantly reduces the risk of developing which of the following conditions?
assistant
Endometrial cancer