hi! geographical tongue is usually related to
glossitis, however, there some instances that yeast overgrowth in the stomach can cause tonsillis, pain in the submandibular lymphnodes/ pain and lymph adenopathy and later on will result to glossitis. as we know that yeast can grow in an acidic environment and sugar-laden environment. however, there are several causes that the tongue may swell and that could be caused by allergens, nutritional deficiencies and/ or infections. if the swelling of your tongue/ glossitis/
geographic tongue is caused by allergens then probably that is also the cause of your
hives on the face.
we need to treat the cause of your geographic tongue, if you think it is from yeast overgrowth in the stomach, then, a diet modification will do. like avoiding acidic foods and beverages, avoiding cheese, nuts or those foods that is high in sugar and at the same time a
probiotic drink will help to normalized the intestinal flora. if you think it is caused by
allergy then avoiding all the foods and allergens is the mainstay of prevention, and at the same time taking a antihistamine drug will help.