• DescriptionLyme disease is an illness caused by a spirochete bacterium (Borrelia
burgdorferi). This disease is transmitted to people and animals primarily by
the bite of the tick, Ixodes scapularis.
• The vector: Black-legged ticks.Black-legged ticks (Ixodes scapularis) are responsible for transmitting Lyme disease bacteria to humans in the northeastern and north-central United States.
• History and DistributionLyme disease has now been reported from 43 states, including Michigan.
• Treatment and PreventionPrompt diagnosis and treatment with antibiotics can cure the infection and prevent later complications in both humans and domestic animals.
• Transmission and DevelopmentThe tick, Ixodes scapularis, is the most common carrier of Lyme disease in the mid-west and eastern states.
• Lyme Disease Clinical Signs and PathologyLyme disease in humans is usually not a life-threatening illness and one should regard the health risks it does pose with concern rather than alarm.