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Related Experiment Videos

Fever in a returned traveller.

D Fuller1, M Hasnat, M K Marks

  • 1Paediatric Infectious Diseases Unit, Department of General Medicine, Royal Children's Hospital, Melbourne, Australia.

Journal of Paediatrics and Child Health
|May 21, 2004
PubMed
Summary

Even vaccinated travelers can contract typhoid fever. This case highlights potential vaccine failure and the importance of considering travel history and household contacts for diagnosis.

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Area of Science:

  • Infectious Diseases
  • Tropical Medicine
  • Public Health

Background:

  • Typhoid fever remains a significant global health concern, particularly in endemic regions.
  • Vaccination is a key preventive measure for travelers visiting high-risk areas.
  • Understanding potential failure points in prevention is crucial for public health strategies.

Observation:

  • An 8-year-old boy developed typhoid fever after returning from Papua New Guinea.
  • The patient had received typhoid immunization prior to his travel.
  • Possible causes included vaccine failure, exposure to overseas visitors, or household transmission.

Findings:

  • The case suggests that typhoid immunization may not always confer complete protection.
  • Travelers' fever, even if vaccinated, warrants thorough investigation.
  • Contact tracing within households and considering visitors' travel history are vital.

Implications:

  • This case underscores the need to consider typhoid in febrile returned travelers, irrespective of vaccination status.
  • Healthcare providers should inquire about overseas visitor contact and household travel history.
  • Further research into typhoid vaccine efficacy and alternative transmission routes is warranted.

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