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Streptococcus mitis Abscesses Mimicking Liver Metastases.
Mohamed Elnaggar1, Sumaiya Mahboob1, Bryce D Beutler1
1Internal Medicine, University of Nevada, Reno School of Medicine, Reno, USA.
Cureus
|August 6, 2020
Summary
Streptococcus mitis, a common commensal bacterium, rarely causes human infections. This case highlights S. mitis forming abscesses in an immunocompromised patient with prostate cancer, mimicking metastatic disease.
Area of Science:
- Medical Microbiology
- Infectious Diseases
- Oncology
Background:
- Streptococcus mitis (S. mitis) is a normal inhabitant of the human oropharynx and gastrointestinal tract.
- While typically a commensal organism, S. mitis can act as an opportunistic pathogen, particularly in immunocompromised individuals.
- Disseminated S. mitis infections are rare, and abscess formation is an uncommon presentation.

