Rosacea

This large cohort study of participants in the Nurses’ Health Study II evaluates the association between risk of incident rosacea in women and caffeine intake, including caffeinated coffee consumption.

This Viewpoint considers the advantages and disadvantages of topical treatments for rosacea, specifically metronidazole and azelaic acid, undergoing review to switch from prescription to over-the-counter availability.

A 62-year-old woman with a history of rosacea and melasma presented with worsening gray-brown patches on the face; no oral or other cutaneous lesions were reported. What is your diagnosis?

This nationwide cohort study investigates the association between rosacea and the risk for glioma in a population of adults in Denmark.

This survey study reports that the price of 19 commonly prescribed dermatologic drugs increased by a mean of 401% between 2009 and 2015, with the majority of the increase occurring after 2011.

This study surveyed twins to evaluate the contributions of genetic and environmental factors on the development of rosacea.

In this case-control observational study, clinical, histologic, and gene expression analyses are used to show that telangiectatic photoaging and erythematotelangiectatic rosacea are 2 distinct dermatologic entities.

To assess the relationships between the provision of free drug samples and dermatologists’ prescribing patterns and between the availability of free drug samples and prescription costs, Hurley et al performed a cross-sectional study of a national sample of dermatologists and those at an academic clinic without drug samples. See the Editorial by Katz.

Brown et al describe a severe case of oculocutaneous rosacea with resolution after a single dose of ivermectin.