Relapsing fever

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Relapsing Fever

Relapsing fever (/rɪˈlæpsɪŋ ˈfiːvər/) is a vector-borne disease caused by certain bacteria in the spirochete family, specifically Borrelia species. The disease is characterized by recurring episodes of fever, hence the name.

Etymology

The term "relapsing fever" is derived from the Latin relapsus, meaning "falling back" or "returning", and the Old English fefer, meaning "a state of excitement or energy". This refers to the recurring nature of the fever associated with the disease.

Symptoms

The primary symptom of relapsing fever is a recurring fever that can last for several days, followed by a period of no symptoms, and then a return of the fever. Other symptoms may include headache, muscle and joint aches, and nausea.

Causes

Relapsing fever is caused by certain species of Borrelia bacteria, which are transmitted to humans through the bite of infected Ornithodoros ticks (soft ticks) or by lice.

Diagnosis

Diagnosis of relapsing fever is typically based on the characteristic symptoms and a history of exposure to ticks or lice. Laboratory tests can confirm the diagnosis by identifying Borrelia bacteria in a blood sample.

Treatment

Treatment for relapsing fever typically involves antibiotics to kill the Borrelia bacteria. In severe cases, hospitalization may be required.

Prevention

Prevention of relapsing fever primarily involves avoiding exposure to ticks and lice, particularly in areas where the disease is common.

Related Terms

External links

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