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An Unusual Presentation of Parvimonas micra Infective Endocarditis

Dawn Ho1, Grace Ang1, Chaozer Er2

  • 1Internal Medicine, MOH Holdings, Singapore, SGP.

Cureus
|December 18, 2018
PubMed

Insights

Parvimonas micra, an oral pathogen, can cause severe infective endocarditis. This case highlights the need for vigilance, as even antibiotics may not prevent severe outcomes like valvular surgery.

Area of Science:

  • Oral microbiology
  • Infectious diseases
  • Cardiology

Background:

  • Parvimonas micra is recognized as a significant oral pathogen.
  • This bacterium is associated with periodontal, soft tissue, and bone infections.
  • It often presents subacutely with substantial morbidity.

Observation:

  • A severe case of infective endocarditis caused by Parvimonas micra is detailed.
  • The patient required valvular surgery despite receiving appropriate antibiotic treatment.
  • This represents the second reported case of Parvimonas micra infective endocarditis since 2006.

Findings:

  • Parvimonas micra can lead to severe infective endocarditis.
  • Antibiotic therapy alone may be insufficient to resolve severe cases.
  • Surgical intervention might be necessary for Parvimonas micra endocarditis.

Implications:

  • Highlights the potential severity of Parvimonas micra infections beyond typical oral sites.
  • Underscores the importance of considering less common pathogens in infective endocarditis.
  • Suggests a need for further research into optimal treatment strategies for Parvimonas micra endocarditis.
Keywords:
anaerobic bacteriaendocarditisparvimonas micrapeptostreptococcus

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