Geographic tongue is the name of a condition that gets its name
from its map-like appearance on the upper surface and sides of the tongue. It
may occur in other areas of your mouth, as well.
You'll be relieved to know that geographic tongue is a harmless, benign
condition that isn't linked to any infection or cancer. Two other names for geographic
tongue are benign migratory glossitis and erythema migrans.
Affecting about 1% to 3% of people, geographic tongue can show up at any