Medically reviewed by Edmund Khoo, DDS Thrush, or oral candidiasis, is a fungal infection in your mouth and throat. It is caused by an overgrowth of yeast called Candida albicans. Candida is normally ...

What are the symptoms of oral thrush? The main symptom of oral thrush is white, slightly raised lesions (sores) inside the mouth. Other symptoms include soreness or redness inside the mouth and at ...

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