Vitality of teeth can be assessed through various means. The problematic tooth will have a non-vital pulp with no previous symptoms. The signs & symptoms are similar to that of an acute periradicular abscess, but with a periradicular radiolucency present as well. ![]() There may or may not be associated with pus & suppuration. Signs & Symptoms Clinical Features Ī common clinical feature is exacerbated and exaggerated pain. Another cause of a phoenix abscess is a decrease in a patient's resistance to these bacteria and their products. These microbes are predominantly facultative anaerobic gram-positive bacteria, such as Streptococcus, Enterococcus and Actinomyces species. This instrumentation is thought to stimulate the residual microbes in the root canal space to cause an inflammatory reaction. Phoenix abscesses are believed to be due to a changing internal environment of the root canal system during the instrumentation stage of root canal treatment, causing a sudden worsening of the symptoms of chronic periradicular periodontitis. Antibiotics might be indicated to control a spreading or systemic infection. Treatment involves repeating the endodontic treatment with improved debridement, or tooth extraction. Risk of occurrence of a phoenix abscess is minimised by correct identification and instrumentation of the entire root canal, ensuring no missed anatomy. It is also the result of inadequate debridement during the endodontic procedure. ![]() Another cause is due to untreated necrotic pulp (chronic apical periodontitis). It is a dental abscess that can occur immediately following root canal treatment. JSTOR ( May 2014) ( Learn how and when to remove this template message)Ī phoenix abscess is an acute exacerbation of a chronic periapical lesion.Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification.
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