The language is an unusual condition where villosa nigra is a ’ important proliferation of microorganisms on the dorsum of the tongue. The colony, more frequently composed of bacteria, It's so large as to be visible to the naked eye as a dark spot, filamentosa.
This situation often terrorizes patients even if it's completely painless, asymptomatic and harmless. To get rid of the stain is to create a hostile environment to the colony by brushing your tongue more times a day with a small brush or soft brush and making frequent oral rinses with water and baking soda.
Only rarely is it necessary to conduct further investigations or treatments.