Pathogens
Bacteroides fragilis

Bacteroides fragilis

Susceptibilities

General Information

Anaerobic gram negative rod.

Most common anaerobic infection.

Colonizes GI tract of all humans, colon>small bowel.

  • Intra-abdominal abscess/sepsis
  • Perianal abscess
  • Tubo-ovarian abscess
  • Bacteremia

Double coverage with piperacillin/tazobactam or carbapenem in addition to metronidazole is not necessary.