# Unveiling a Hidden Pathogen: The Role of Sphingomonas paucimobilis Beyond the Hospital Walls

**Authors:** Sharon Nguyen, Maryam Naushab, Lavanya Srinivasan

PMC · DOI: 10.7759/cureus.84414 · Cureus · 2025-05-19

## TL;DR

This paper explores how Sphingomonas paucimobilis, a rare bacterium, may be linked to dental abscesses and lung lesions, highlighting the need for better recognition and treatment.

## Contribution

The study identifies a novel potential association between Sphingomonas paucimobilis and dental abscesses.

## Key findings

- Sphingomonas paucimobilis may contribute to cavitary lung lesions via dental abscesses.
- Current research on Sphingomonas paucimobilis is limited, affecting understanding and treatment.
- Early recognition of this bacterium by healthcare providers is crucial for effective management.

## Abstract

Dental abscesses or cavities can lead to the formation of cavitary lung lesions through aspiration or by initially entering the bloodstream. The most common causative organisms are typically gram-negative or anaerobic species. Sphingomonas paucimobilis is a widespread organism, but it is generally regarded as an uncommon pathogen, primarily linked to nosocomial infections or community-acquired infections. We report a potential novel link between Sphingomonas paucimobilis and dental abscesses. Research on this particular bacterium is currently limited, leaving gaps in our understanding of its characteristics, behavior, and potential treatment options. As a result, the recognition of this organism by healthcare providers is essential for early identification and effective management.

## Linked entities

- **Species:** Sphingomonas paucimobilis (taxon 13689)

## Full-text entities

- **Diseases:** infections (MESH:D007239), nosocomial infections (MESH:D003428), Dental abscesses (MESH:D000038), cavitary lung lesions (MESH:D008171)
- **Species:** Sphingomonas paucimobilis (species) [taxon 13689]

## Full text

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## Figures

3 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12176315/full.md

## References

9 references — full list in the complete paper: https://tomesphere.com/paper/PMC12176315/full.md

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Source: https://tomesphere.com/paper/PMC12176315