<unk>  <unk> , commonly called Triple E or sleeping sickness (not to be confused with African trypanosomiasis), is a disease caused by a zoonotic mosquito vectored Togavirus that is present in North, Central, and South America, and the Caribbean.<unk>  was first recognized in Massachusetts, United States, in 1831, when 75 horses died mysteriously of viral encephalitis. Epizootics in horses have continued to occur regularly in the United States. It can also be identified in donkeys and zebras. Due to the rarity of the disease, its occurrence can cause economic impact beyond the cost of horses and poultry.<unk>  is found today in the<unk>  part of the United States and is often associated with coastal plains. It can most commonly be found in East Coast and Gulf Coast states. In Florida, about one to two human cases are reported a year, although over 60 cases of<unk>  encephalitis are reported. In years in which conditions are favorable for the disease, the number of<unk>  cases is over 200. Diagnosing<unk>  encephalitis is challenging because many of the symptoms are shared with other illnesses and patients can be asymptomatic. Confirmations may require a sample of cerebral spinal fluid or brain tissue, although CT scans and MRI scans are used to detect encephalitis. This could be an indication that the need to test for<unk>  is necessary. If a biopsy of the cerebral spinal fluid is taken, it is sent to a specialized laboratory for testing.<unk>  virus <unk> V) is closely related to Venezuelan<unk>  encephalitis virus and western<unk>  encephalitis virus.
Eastern equine encephalitis
Japanese encephalitis
Brain fever
Tick-borne encephalitis
Saint Louis encephalitis
La Crosse encephalitis
Cryptic rabies
Sappinia amoebic encephalitis