Updated Lyme disease guidance: what nurses need to know
NICE guidelines say those with erythema migrans skin rash should be diagnosed with Lyme disease without a blood test
Essential info
Erythema migrans is a skin rash associated specifically with Lyme disease and is present in approximately two thirds of all cases. Often described as looking like a ‘bullseye’, it is a spreading red rash that usually appears one to four weeks following a bite by an infected tick.
Those who spend a lot of time in grassy or wooded areas are at increased risk of exposure. Infection is more likely if the tick is attached for more than 24 hours. The south of England and Scotland have higher incidence rates. Worldwide, infected ticks are mainly found in the northern hemisphere.
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