See the article at Everyday EBM for references.
- 20-25% of cultures of abscess fluid in two studies grew anaerobic bacteria.
- 3.7-58% of cultures grew MRSA.
In addition to I&D, consider these antibiotic regimens:
- Amoxicillin/clavulanic acid (nursing mothers)
- TMP-SMX & Metronidazole (if MRSA suspected)
- Vancomycin & Piperacillin/Tazobactam
- Vancomycin & Ampicillin/Sulbactam