Lyme arthritis: not confined to the East Coast.
D000328:Adult; D001168:Arthritis / Q000453:epidemiology / Q000209:etiology* / Q000635:transmission; D002648:Child; D004890:Erythema / Q000209:etiology; D006801:Humans; D009511:New England; D013984:Tick Infestations / Q000150:complications*; D014922:Wisconsin