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Case Presentation:
53 yo male presents with fever, myalgia, maculopapular rash, and severe polyarthralgia. He just returned from a cruise to the Caribbean islands.
Clinical Question:
What is the diagnosis?
Answer:
Chikungunya Virus
- Travelers who go to the Caribbean are at risk of getting chikungunya. Cases have been reported in Saint Martin, Martinique, and Guadeloupe. In addition, travelers to Africa, Asia, and islands in the Indian Ocean and Western Pacific are also at risk.
- Mosquito vector, incubation 3-7 days
- Joints involved are typically hands and feet, usually symmetric, severe arthralgia often debilitating
- Dx: serology - ELISA, IgM
- Treatment: IVF, NSAIDS, supportive
Bottom Line:
- Include Chikungunya in your differential of non-specific fever, rash, headache and arthralgia in travelers the Caribbean and endemic areas.
University of Maryland Section of Global Emergency Health
Author: Veronica Pei, MD
References
http://www.cdc.gov/chikungunya/pdfs/CHIKV_Clinicians.pdf