Category: Pathology | Difficulty: Basic | Priority: Core
A localized collection of pus in oral tissues, classified as periapical (at the root apex of a nonvital tooth, endodontic in origin) or periodontal (within the supporting structures of a vital tooth). Both result from bacterial infection and require prompt treatment.
A painful pocket of infection near a tooth root or in the gums, causing swelling and sometimes a bad taste. It needs treatment right away.
[[periapical abscess; periodontal abscess; pulp necrosis; root canal; drainage; swelling]]
Distinguish periapical (endodontic origin, nonvital tooth) vs periodontal (pocket-related, vital tooth) — treatment differs. Emergency condition
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