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Citrobacter freundii bacteraemia presenting as typhoid fever
1Regional Department of Infectious Diseases, Mansall Hospital, Manchester, U.K.
The Journal of Infection
|March 1, 1989
Summary
Citrobacter freundii typically infects immunocompromised individuals. This case highlights a rare instance where it caused a primary invasive illness resembling typhoid fever in a young, healthy person.
Area of Science:
- Microbiology
- Infectious Diseases
- Clinical Medicine
Background:
- Citrobacter infections are generally opportunistic, affecting individuals with weakened immune systems.
- Citrobacter species are Gram-negative bacteria commonly found in the gastrointestinal tract.
Observation:
- A case study of a young man presenting with symptoms mimicking typhoid fever.
- The patient experienced a primary invasive illness, which is unusual for Citrobacter infections.
Findings:
- Citrobacter freundii was identified as the causative agent of the invasive illness.
- The clinical presentation strongly resembled typhoid fever, a distinct enteric fever.
Implications:
- This case expands the understanding of Citrobacter freundii's pathogenic potential.
- It suggests that Citrobacter freundii can cause severe, typhoid-like illness even in immunocompetent individuals.
- Highlights the importance of considering atypical pathogens in differential diagnoses of febrile illnesses.