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Chikungunya is an infection caused by the Alphavirus chikungunya (CHIKV). [7] [8] [5] The disease was first identified in 1952 in Tanzania and named based on the Kimakonde words for "to become contorted". [5] Symptoms include fever and joint pain. [4] These typically occur two to twelve days after exposure. [5]
Outbreaks of chikungunya, on average, have low mortality rates. [2] As it is generally a nonfatal disease, prevalence rates during most outbreaks are higher than incidence rates. [6] Recently, it was discovered that approximately 39% of the worldwide population resides in environments where the chikungunya virus is endemic. [7]
Laboratory blood tests can identify evidence of chikungunya or other similar viruses such as dengue and Zika. [34] Blood test may confirm the presence of IgM and IgG anti-chikungunya antibodies. IgM antibodies are highest 3 to 5 weeks after the beginning of symptoms and will continue be present for about 2 months. [34]
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The word "chikungunya" is from the Makonde language and means "that which bends up", referring to the effect of debilitating joint pain on the patient. [41] Symptoms, generally appearing 5–7 days after exposure, can be confused with dengue and include fever, rash, headache, joint pain, and swelling. [ 42 ]
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Record rainfall has brought deadly flooding and landslides to a coastal region of Japan still recovering from a devastating New Year’s Day earthquake. This Japanese region is still recovering ...
The signs and symptoms of Oropouche fever are similar to those of dengue, chikungunya, and Zika. [6] Symptoms are often mild and typically begin three to eight days after infection. Fever, headache, and muscle and joint pains are most common; a skin rash, unusual sensitivity to light, and nausea and vomiting may also occur.