It is an infection caused by yeast. It is sometimes seen in children and also in adults with poor fitting dentures, taking broad-spectrum antibiotics or oral steroid or suffering from diabetes or from depressed immune system. White, creamy patches appear on the oral mucosa or tongue which will leave raw red spots when the white patches are scraped off. Treatments include oral hygiene, elemination of predisposing factors and the use of topical or/and oral antifungal agents. Patients should consult their doctors to be investigated. They should not self-medicate as an underlying disorder has to be excluded.