🦠microbiology review

Pharyngitis

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

Pharyngitis is the inflammation of the pharynx, causing a sore throat. It can be caused by viral or bacterial infections.

AP course connection

Topic 22.1: 22.1 Anatomy and Normal Microbiota of the Respiratory Tract

Unit 22

5 Must Know Facts For Your Next Test

  1. Streptococcus pyogenes is a common bacterial cause of pharyngitis.
  2. Symptoms include sore throat, fever, and swollen lymph nodes.
  3. Diagnosis often involves a rapid antigen detection test or throat culture.
  4. Complications can include rheumatic fever and glomerulonephritis if caused by Streptococcus pyogenes.
  5. Treatment may involve antibiotics if a bacterial infection is confirmed.
2,589 studying →