要約

• Tick-borne infection caused by a spirochete of genus Borrelia.
• Small mammals are the primary reservoir for Borrelia.
• Ticks are vectors for transmission to humans.
• Most common initial manifestation is typical skin lesion known as erythema migrans.
• Later manifestations may include arthritis, CNS or cardiac involvement.
• Mainstay of treatment is antibiotic therapy.