Kingella kingae

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.

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.

Review Questions

• What age group is most commonly affected by Kingella kingae infections?
• Which diagnostic method is preferred for detecting Kingella kingae due to its fastidious nature?
• Name two serious conditions that Kingella kingae bacteremia can lead to.

Related terms

Bacteremia:

The presence of bacteria in the blood.

Endocarditis:

Inflammation of the inner lining of the heart chambers and valves, often caused by bacterial infection.

Septic Arthritis: Infection in a joint caused by bacteria, leading to inflammation, pain, and swelling.