Dental caries (Caries Dentis) is multi cause, multi phase, and reversible disease of infectious nature. Modern understanding of caries etiology is showing that dental caries is complex disease as a result of numbers of factors which can be divided on causal (primary) and conditional (secondary) . According to this concept caries is an implication of local factors synergy (host-tooth, microorganisms, nutrition or substratum), as primal factors and a number of secondary factors which can react in various phases of teeth growth and function. Specific type of caries is early caries, characteristic for youngest age (suckling and infants). Early childhood caries ECC is a concept used to realistically describe emersion of all caries changes, in primal, milk dentitio , when caries exists on tooth at the least. This disease is becoming very serious health problem both in dental and medical way. And it should not be observed isolated like a dental problem but like a problem which affects overall child development. In Kosovo County, among children of age from 2 to 5, there is 96.7% of caries teeth, 2.3% of filled teeth and 0.7% of extracted teeth. Percentage of children with caries is statistically growing with age and is in range from 45.4% for a two years old, up to 77.2% for a five years old

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