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What are the limitations of the Widal test?

  • Cross-reactivity with other infections.

  • Prior vaccination or past infection can lead to false positives.

  • Poor sensitivity and specificity, especially in endemic areas.

  • Results can be misleading if interpreted in isolation.

Medical Disclaimer

Sheetal Chhaya Diagnostics provides diagnostic testing and healthcare-related information for general informational and service-related purposes. The information available on this website is not intended to replace professional medical advice, diagnosis, or treatment from a qualified healthcare professional.