Alternative Names
Quinsy; Abscess - peritonsillar
Definition of Peritonsillar abscess:
Peritonsillar abscess is a collection of infected material in the area around the tonsils.
See also: Retropharyngeal abscess
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 generally a disease of older children, adolescents, and young adults. It has become relatively uncommon since the use of antibiotics to treat tonsillitis.