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Lyme disease, also known as Lyme borreliosis, is a tick-borne disease caused by species of Borrelia bacteria, transmitted by blood-feeding ticks in the genus Ixodes. [4] [9] [10] The most common sign of infection is an expanding red rash, known as erythema migrans (EM), which appears at the site of the tick bite about a week afterwards. [1]
New York's Lyme disease infection rate exploded in recent years, and was one of the highest in the country in 2022, according to the Centers for Disease Control and Prevention (CDC). Almost 16,800 ...
That's because rashes can be caused by serious medical problems, especially autoimmune conditions or Lyme disease, Dr. Laura Ferris, professor of dermatology at University of Pittsburgh, tells ...
About 30,000 cases of Lyme disease in the U.S. are reported to the Centers for Disease Control and Prevention by state and local health departments each year. However, the CDC says that many more ...
Eight are known to cause Lyme disease or Borreliosis. [6] The major Borrelia species causing Lyme disease are Borrelia burgdorferi, Borrelia afzelii, and Borrelia garinii. [23] All species that cause Lyme disease are referred to collectively as B. burgdorferi sensu lato, [10] while B. burgdorferi itself is specified as B. burgdorferi sensu stricto.
Lyme disease is classified as a zoonosis, meaning it’s it’s spread to humans from animals that exists as natural reservoirs, reservoir meaning that the bacteria typically doesn’t cause serious disease to the animal. And Borrelia species can infect a wide range of animals, including small mammals like mice, lizards, and birds.
Sometimes, people with Lyme disease also report chills with no fever, says Dr. Quinlan. If you have a history of a tick bite, especially if you’ve seen a bullseye-shaped rash at the site of the ...
Major US medical authorities, including the Infectious Diseases Society of America, [5] the American Academy of Neurology, [6] and the National Institutes of Health, [7] are careful to distinguish the diagnosis and treatment of "patients who have had well-documented Lyme disease and who remain symptomatic for many months to years after ...