Aggressive periodontitis describes a type of periodontal disease and includes two of the seven classifications of periodontitis as defined by the 1999 classification system:
Localized aggressive periodontitis (LAP)
Generalized aggressive periodontitis (GAP)LAP is localised to first molar or incisor interproximal attachment loss, whereas GAP is the interproximal attachment loss affecting at least three permanent teeth other than incisors and first molar. The prevalence of LAP is less than 1% and that ...
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