A case of granulomatous rosacea

Clinical Quiz

A 49-year-old housewife had complained of an itchy facial rash for four years. She denied using steroid creams and skin lighteners. On examination, dark grey papules were found on her face, with some coalescing into plaques (see Figures 1 and 2). A skin biopsy revealed many perifollicular non-caseating granulomas (see Figure 3). Periodic Acid-Schiff stains for fungi, Ziehl-Neelson stains for M tuberculosis, and Fite-Ferraco stains for M leprae were negative