1 International Financial Reporting Standards (IFRS) are a set of accounting standards developed by the International Accounting Standards Board (IASB) that is becoming the global standard for the preparation of public company financial statements.
Black hairy tongue is caused by bacteria or fungi in the mouth, which make the tongue appear black and hairy. It's easily remedied by good old-fashioned oral hygiene. A black hairy tongue is caused by too much bacteria or yeast growth in the mouth. The bacteria build up on tiny rounded projections called papillae. These lie along the surface of the tongue. Instead of shedding as they normally do, the papillae start to grow and lengthen, creating hair-like projections.
Yeast Infection - Corners of Mouth Show Symptoms of Thrush. Yeast infection is also referred to as thrush and affects almost everyone at some point or the other. This infection affects areas where there is excessive moisture such as vagina, penis, palate and gums. When there is excessive amount of yeast in the mouth, this sort of infection occurs. When you are affected with this ailment, corners of mouth are covered with lesions, blisters or sores. There are four different types of infection of the mouth namely Thrush, Hyperplastic, Erythemalous and Angular Cheilitis.