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Published on: September 22, 2019
Mixed Salmonella infection: case report and review of the literature
Nelun Perera1, Collin Geary, Martin Wiselka
1Department of Microbiology, University Hospitals of Leicester, Leicester, UK. nelun.perera@uhl-tr.nhs.uk
Abstract:
Mixed infection with multiple Salmonella serotypes in the same patient is an unusual finding. We present a case of enteric fever in which both Salmonella Typhi and Salmonella Paratyphi A were isolated from the blood of a patient traveling from India.
Insights
A rare case of enteric fever occurred when a traveler from India had a mixed Salmonella infection. Both Salmonella Typhi and Salmonella Paratyphi A were detected in their bloodstream.
Area of Science:
- Infectious Diseases
- Microbiology
- Clinical Medicine
Background:
- Enteric fever is a systemic infection caused by Salmonella species.
- Mixed Salmonella serotype infections are uncommon in clinical practice.
Observation:
- A patient traveling from India presented with symptoms of enteric fever.
- Blood cultures were performed as part of the diagnostic workup.
Findings:
- The blood cultures revealed a mixed infection with two distinct Salmonella serotypes: Salmonella Typhi and Salmonella Paratyphi A.
- This finding is unusual, as patients typically harbor only one serotype.
Implications:
- Highlights the potential for co-infection with multiple Salmonella serotypes in travelers.
- Emphasizes the importance of comprehensive microbiological investigations in diagnosing complex enteric fever cases.
- Informs public health surveillance and clinical management strategies for Salmonella infections, particularly in endemic regions.
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