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Septic arthritis due to Streptococcus sanguis
Randall S Edson1, Douglas R Osmon, Daniel J Berry
1Division of Infectious Diseases and Internal Medicine, Mayo Clinic, Rochester, MN 55905, USA.
Mayo Clinic Proceedings
|July 11, 2002
Summary
Septic arthritis from Streptococcus sanguis is rare but linked to severe periodontal disease. This case highlights the importance of considering oral bacteria in joint infections, especially with underlying dental issues.
Area of Science:
- Microbiology
- Infectious Diseases
- Rheumatology
Background:
- Streptococcus sanguis, a viridans group streptococcus, is typically part of the oral and upper respiratory tract flora.
- Septic arthritis is a serious joint infection, most commonly caused by Staphylococcus and Streptococcus species.
Observation:
- A patient with severe periodontal disease developed septic arthritis.
- The causative agent identified was Streptococcus sanguis, originating from the patient's oral flora.
Findings:
- This case demonstrates an unusual presentation of septic arthritis due to Streptococcus sanguis.
- Hematogenous spread from severe periodontal disease is the likely mechanism for the joint sepsis.
Implications:
- Viridans streptococci are uncommon causes of septic arthritis in native joints.
- Severe periodontal disease should be recognized as a potential risk factor for septic arthritis, prompting consideration of oral pathogens.