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Decoding Diagnostics: How Is Travelers' Diarrhea Identified?
Published: Jan 07, 2024
Diagnosing travelers' diarrhea can be tricky, but knowing when to get tested can guide effective treatment.
When to Seek Testing
Most cases of travelers' diarrhea don't require lab tests, as they are self-diagnosed and self-limiting. However, testing is advised if you experience severe symptoms like bloody stools or high fever. Persistent or recurring symptoms may also warrant a visit to the doctor.
Types of Tests
Stool culture and molecular testing are common diagnostic tools. Stool cultures help identify bacterial causes, while multiplex molecular tests can detect multiple pathogens, including viruses like norovirus. These tests provide rapid results but can be costly.
Interpreting Results
Diagnostic tests can be complex, often identifying multiple pathogens. For instance, a study revealed that multiplex panels detected more pathogens than conventional cultures. Proper interpretation by healthcare providers is crucial for effective treatment.
Frequently Asked Questions
Seek testing if you have severe symptoms like bloody stools.
Stool culture and molecular tests are common options.
Yes, especially multiplex molecular tests.
Yes, multiplex tests can detect multiple pathogens.
The Bottom Line
Understanding when and how to get tested for travelers' diarrhea can guide appropriate treatment and recovery.
References
- Shane AL, Mody RK, Crump JA, et al. 2017 Infectious Diseases Society of America Clinical Practice Guidelines for the Diagnosis and Management of Infectious Diarrhea. Clin Infect Dis 2017; 65:e45.
- Lääveri T, Antikainen J, Mero S, et al. Bacterial, viral and parasitic pathogens analysed by qPCR: Findings from a prospective study of travellers' diarrhoea. Travel Med Infect Dis 2021; 40:101957.
This article has been reviewed for accuracy by one of the licensed medical doctors working for Doctronic. Always discuss health information with your healthcare provider.
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