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Ticks
Pictures & Images
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Lyme Disease, Erythema Chronicum Migrans
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Erythema chronicum migrans is the initial lesion of Lyme disease, and often appears at the site of the infecting tick bite. It is a red, enlarging rash, flat (macular) or slightly raised, and may reach from 4 to 20 inches across (the average rash is 6 inches). (Courtesy of the Centers for Disease Control.)
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Lyme Disease Organism, Borrelia Burgdorferi
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Borrelia burgdorferi is a spirochete similar to spirochetes of other diseases, such as relapsing fever and syphilis. This organism causes Lyme Disease. (Courtesy of the Centers for Disease Control.)
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Deer Ticks
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Diseases are often carried by ticks, including Rocky Mountain Spotted Fever, Colorado Tick Fever, Lyme disease, and tularemia. Less common or less frequent diseases include typhus, Q-fever, relapsing fever, viral encephalitis, hemorrhagic fever, and babesiosis.
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Ticks
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There are many species of ticks. Of these, a large proportion are capable of carrying disease. Diseases carried by ticks include Lyme disease, Erlichiosis, Rocky Mountain Spotted Fever, Colorado Tick Fever, tularemia, typhus, Q fever, hemorrhagic fever, and viral encephalitis. (Courtesy of the Centers for Disease Control.)
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Tick, Deer Engorged on the Skin
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This picture shows an engorged deer tick (Ixodes damini) embedded in the skin of a human host. In the United States, these ticks are the primary source (vector) of Lyme disease. (Courtesy of the Centers for Disease Control and M. Fergione.)
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Lyme Disease - Borrelia Burgdorferi Organism
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Lyme disease is caused by a bacterium known as a spirochete because of its long, corkscrew shape. The infectious organism is named Borrelia burgdorferi. The photomicrograph shows the typical corkscrew appearance of a spirochete. (Courtesy of the Centers for Disease Control.)
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Tick, Deer - Adult Female
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This is an adult female deer tick, Ixodes damini. It is a "vector" or insect that transmits Lyme disease to humans. (Courtesy of the Centers for Disease Control.)
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Tick Imbedded in the Skin
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This is a close-up photograph of a tick embedded in the skin. Ticks are important because they can carry diseases such as Rocky Mountain spotted fever, tularemia, Colorado tick fever, Lyme disease, and others.
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Definition Symptoms & Signs Poisonous Ingredient Where Found Home Treatment Before Calling Emergency Poison Control, or a Local Emergency Number What to Expect at the Emergency Room Prognosis or Expectations
Pictures & Images
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