# An Unprecedented Clinical Presentation due to Bacillus cereus Bacteremia in a Previously Healthy Adolescent

**Authors:** Filippos Filippatos, Vasiliki Karava, Konstantinos Kakleas, Adina Santou, Athanasios Michos

PMC · DOI: 10.7759/cureus.86920 · Cureus · 2025-06-28

## TL;DR

A previously healthy adolescent experienced rare febrile seizures caused by a Bacillus cereus infection, emphasizing the need for early diagnosis and treatment.

## Contribution

This paper reports a rare case of Bacillus cereus bacteremia causing seizures in a healthy adolescent.

## Key findings

- Bacillus cereus bacteremia can cause febrile seizures in adolescents.
- Systemic Bacillus cereus infections are rare in healthy adolescents.
- Timely diagnosis and antibiotic treatment led to recovery.

## Abstract

Febrile seizures are common among young children but unusual in adolescents. This report presents an exceptionally rare case of fever with seizures resulting from Bacillus cereus bacteremia in a previously healthy adolescent. Timely diagnosis and appropriate antibiotic treatment were critical for the patient’s recovery. A review of the relevant literature highlights the rarity and importance of recognizing systemic Bacillus cereus infections in adolescents. Systemic infections caused by Bacillus cereus, which are often linked to mild gastrointestinal diseases and febrile seizures, have rarely been documented in pediatric patients, except for neonates or immunocompromised individuals. This unique case highlights the critical importance of considering Bacillus cereus infection in the differential diagnosis of unusual fever and seizures in adolescents, particularly with recent dietary exposures like rice consumption.

## Linked entities

- **Species:** Bacillus cereus (taxon 1396)

## Full-text entities

- **Diseases:** Bacillus cereus Bacteremia (MESH:D016470), fever (MESH:D005334), gastrointestinal diseases (MESH:D005767), infections (MESH:D007239), seizures (MESH:D012640), Febrile seizures (MESH:D003294)
- **Species:** Homo sapiens (human, species) [taxon 9606], Bacillus cereus (species) [taxon 1396], Oryza sativa (Asian cultivated rice, species) [taxon 4530]

## Full text

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## Figures

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## References

14 references — full list in the complete paper: https://tomesphere.com/paper/PMC12303227/full.md

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Source: https://tomesphere.com/paper/PMC12303227