<unk> , also known as<unk>  thrush among other names, is<unk>  that<unk> curs in the mouth. That is,<unk>  is a mycosis (yeast/fungal infection) of Candida species on the mucous membranes of the mouth. Candida albicans is the most commonly implicated organism in this condition. C. albicans is carried in the mouths of about 50% of the world's population as a normal component of the<unk>  microbiota. This candidal carriage state is not considered a disease, but when Candida species become pathogenic and invade host tissues,<unk>  can<unk> cur. This change usually constitutes an opportunistic infection by normally harmless micro-organisms because of local (i.e., mucosal) or systemic factors altering host immunity.
Oral candidiasis
Geographic tongue
Denture-related stomatitis
Leukoplakia
Contact stomatitis
Aphthous stomatitis
Caviar tongue
Head lice infestation