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Tonsillitis I: Introduction01:30

Tonsillitis I: Introduction

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Tonsillitis is inflammation of the tonsils, which are two lymphoid tissue masses at the back of the throat. This condition can cause discomfort and irritation in the throat.
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Updated: Jun 28, 2025

Recurrent Escherichia coli Urinary Tract Infection Triggered by Gardnerella vaginalis Bladder Exposure in Mice
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Recurrent Peritonsillar Abscess Caused by Vaginal Flora: A Common Problem From a Unique Source.

Kelly C Landeen1, Nicole G DeSisto1, Mary Kate Jordan2

  • 1Department of Otolaryngology-Head and Neck Surgery, Vanderbilt University Medical Center, Nashville, TN, USA.

Ear, Nose, & Throat Journal
|April 22, 2024
PubMed
Summary
This summary is machine-generated.

Recurrent peritonsillar abscesses (PTAs) can result from Gardnerella vaginalis superinfection. Prompt identification and targeted antibiotic therapy, including coverage for G. vaginalis, are crucial for resolving persistent PTAs.

Keywords:
computed tomographyhead and neckotolaryngologypediatrics

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Area of Science:

  • Otolaryngology
  • Infectious Diseases
  • Microbiology

Background:

  • Peritonsillar abscesses (PTAs) are commonly caused by Group A Streptococcus or mixed oral flora.
  • Gardnerella vaginalis, a bacterium associated with bacterial vaginosis, is not a typical cause of PTAs.
  • This case report details a rare instance of recurrent PTA linked to G. vaginalis superinfection.

Purpose of the Study:

  • To report a unique case of recurrent peritonsillar abscesses (PTAs).
  • To highlight the role of Gardnerella vaginalis as a causative agent in a superinfected PTA.
  • To emphasize the importance of appropriate culturing and targeted antibiotic therapy for persistent or recurrent PTAs.

Main Methods:

  • Case presentation of a patient with recurrent peritonsillar abscesses.
  • Identification of Gardnerella vaginalis in PTA aspirate cultures.
  • Modification of antibiotic regimen to include coverage for G. vaginalis.

Main Results:

  • The patient experienced recurrent PTAs following an initial infection.
  • Gardnerella vaginalis was identified as a superinfecting organism after oral-genital contact.
  • Broadened antibiotic coverage targeting both Group A Streptococcus and G. vaginalis successfully resolved the recurrent infections.

Conclusions:

  • Culturing PTA aspirate is essential for guiding antibiotic treatment in persistent or recurrent cases.
  • Gardnerella vaginalis can cause rare superinfections in peritonsillar abscesses.
  • The findings suggest a potential need for counseling on sexual practices post-oral procedures to prevent superinfection.