A cutaneous disorder primarily of convexities of the central part of the face, such as forehead; cheek; nose; and chin. It is characterized by flushing; erythema; edema; rhinophyma; papules; and ocular symptoms. It may occur at any age but typically after age 30. There are various subtypes of rosacea: erythematotelangiectatic, papulopustular, phymatous, and ocular (National rosacea Society's Expert Committee on the classification and Staging of rosacea, J Am Acad Dermatol 2002; 46:584-7).