Definition: Localized circumscribed purulent area of inflammation in the periodontal tissue. It is a derivative of marginal periodontitis and commonly associated with suprabony and infrabony pockets and interradicular involvements, in contrast to periapical abscess which is attributable to pulp necrosis.
do not confuse with PERIAPICAL ABSCESS: see X refs there; for coord read note on ABSCESS
Other names Abscess, Periodontal; Periodontal Abscesses; Abscesses, Periodontal