Thrush, is defined as small, whitish dots (occurring singly or in larger clusters) in the mouth. They can occur in both children and adults. Mildew, in simplest terms, is a fungal inflammation, and occurs as a result of an infection with a fungus called Candidiaalbicans. They should never be underestimated, it is essential to treat them as soon as possible and to prevent their recurrence at all costs.