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Peritonsillar abscess

  • Definition

    Peritonsillar abscess is a collection of infected material in the area around the tonsils.

    See also:

    • Ludwig's angina
    • Retropharyngeal abscess

    Alternative Names

    Quinsy; Abscess - peritonsillar

    Causes, incidence, and risk factors

    Peritonsillar abscess is a complication of tonsillitis. It is most often caused by a type of bacteria called group A beta-hemolytic streptococcus.

    Peritonsillar abscess is usually a disease of older children, adolescents, and young adults. It has become uncommon with the use of antibiotics to treat tonsillitis.