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Human granulocytic anaplasmosis (HGA) is a tick-borne, infectious disease caused by Anaplasma phagocytophilum, an obligate intracellular bacterium that is typically transmitted to humans by ticks of the Ixodes ricinus species complex, including Ixodes scapularis and Ixodes pacificus in North America.
People who develop a rash or flu-like symptoms after a tick bite should contact their healthcare provider, the Health Department says. The U.S. Centers for Disease Control provides an overview of ...
Since 1990, incidence of HGA has increased, and it is now recognized in Europe. This disease was first identified due to a Wisconsin patient who died with a severe febrile illness two weeks after a tick bite. During the last stage of the infection, a group of small bacteria was seen within the neutrophils in the blood. Other symptoms include ...
African tick bite fever (ATBF) is a bacterial infection spread by the bite of a tick. [1] Symptoms may include fever, headache, muscle pain, and a rash. [1] At the site of the bite there is typically a red skin sore with a dark center. [1] The onset of symptoms usually occurs 4–10 days after the bite. [4]
It's tick season in parts of the United States. Lyme disease is caused by infected black-legged (or deer) ticks and symptoms of the disease may vary, depending on how long it takes to discover the ...
In the weeks following a tick bite, you may start to feel flu-like symptoms such as a fever, headache, chills, fatigue, and muscle and joint pain. Some people also develop a distinctive "bullseye ...
The initial sign of about 80% of Lyme infections is an erythema migrans (EM) rash at the site of a tick bite, often near skin folds, such as the armpit, groin, or back of knee, on the trunk, under clothing straps, or in children's hair, ear, or neck. [3] [10] Most people who get infected do not remember seeing a tick or the bite. The EM rash ...
Tick-borne diseases, which afflict humans and other animals, are caused by infectious agents transmitted by tick bites. [1] They are caused by infection with a variety of pathogens, including rickettsia and other types of bacteria, viruses, and protozoa. [2] The economic impact of tick-borne diseases is considered to be substantial in humans ...