what are causes from yeast in mouth?
The other forms of oral yeast infections are more concerning, usually caused by chronic irritation of the mucosa by the yeast. This can result in changes to the surface of the tongue and mouth's lining and the development of ulcers in the mouth.
Yeast infections affect different parts of the body in different ways: 1  Thrush is a yeast infection that causes white patches in your mouth. 2  Candida esophagitis is thrush that spreads to your esophagus, the tube that takes food from your mouth to your stomach. It can make it hard or painful to swallow.