Derm Dx: Erythematous patches and plaques on a woman's forehead

A 41-year-old fair-skinned woman requests a consultation for a rash that developed on her upper forehead more than 1 year ago and has most recently appeared on her nose as well. She denies symptoms, including itching and burning. Her medical history is positive for endometriosis and uterine fibroids and negative for connective tissue disorders and skin cancer. She denies arthritis, ...