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Ocular infections associated with Comamonas acidovorans
K G Stonecipher1, H G Jensen, P R Kastl
1Department of Ophthalmology, Dean A. McGee Eye Institute, Oklahoma City, Oklahoma 73104.
American Journal of Ophthalmology
|July 15, 1991
Summary
Comamonas acidovorans, a common bacterium, was linked to six eye infections. This highlights the importance of culturing and testing all gram-negative bacteria from eye infections for antibiotic resistance.
Area of Science:
- Ophthalmology
- Microbiology
- Infectious Diseases
Background:
- Comamonas acidovorans (formerly Pseudomonas acidovorans) is a Gram-negative bacterium commonly found in various environments.
- While typically considered nonpathogenic, its role in human infections requires further investigation.
Observation:
- This study identified Comamonas acidovorans in six cases of ocular infections.
- In three of these cases, C. acidovorans was the sole causative agent.
- The remaining three cases involved C. acidovorans in conjunction with other microorganisms.
Findings:
- The isolated strains of C. acidovorans exhibited multiple antibiotic resistance patterns.
- Antibiotic susceptibility testing revealed significant resistance, underscoring treatment challenges.
Implications:
- The findings emphasize the critical need for routine culturing of ocular infections to identify causative agents.
- Accurate identification and antibiotic susceptibility testing of all ocular Gram-negative rod isolates are recommended for effective patient management.