Since the COVID-19 pandemic started in 2019, the involvement of the oral mucosa is observed in many patients, tongue being the most affected area. In the recent literature, there are a wide range of lesions reported such as enanthema, Kawasaki-like disease, oral ulcers, and atrophic glossitis. This paper addresses a black hairy tongue case in a 47-year-old woman presenting after 2 weeks of COVID-19 infection. The patient was responsive to topical retinoid cream therapy.
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