Multiple choice

Which of the following microorganisms is/are most commonly involved in failure of endodontically treated teeth due to extraradicular infection?

  1. Actinomyces israelii

  2. Propionibacterium propionicum

  3. Only 1 and 2

  4. Enterococcus faecalis

  5. Candida albicans

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Both Actinomyces israelii and Propionibacterium propionicum are most commonly involved in failure of endodontically treated teeth due to extraradicular infection.