23Mar, 2018
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Hairy Tongue
The term hairy tongue or lingua vilosa is used to describe abnormal coating on the top surface of the tongue. Hairy tongue occurs when these filiform papillae do not shed properly, and there is a build-up of the skin protein known as keratin. When this happens, food, bacteria, or yeast can accumulate in the over-keratinized filiform papillae network and cause odd discoloration. It is most frequently referred to as black hairy tongue (lingua villosa nigra); however, hairy tongue may also appear brown, white, green, pink, or any of a variety […]
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