🦠microbiology review

Kingella kingae

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

Definition

Kingella kingae is a gram-negative coccobacillus that can cause infections primarily in children. It is part of the normal flora of the upper respiratory tract but can become pathogenic.

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5 Must Know Facts For Your Next Test

  1. Kingella kingae is a common cause of osteoarticular infections in children under 5 years old.
  2. It can lead to bacteremia, which may result in endocarditis or septic arthritis.
  3. Diagnosis often involves PCR testing due to its fastidious nature and difficulty in growing on standard culture media.
  4. Transmission typically occurs through respiratory droplets among close contacts.
  5. Antibiotic treatment usually includes beta-lactams like amoxicillin or cephalosporins.

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