Erythema migrans

Erythema migrans is defined as a circular rash that often manifests in the initial phases of Lyme disease. Although it is commonly known as a “bull’s eye” rash, it might arise as a solid circle.

Generally, a diagnosis of Lyme disease is given if the individual has an erythema migrans rash and recently bitten by a tick or spent some time in a woody area.

What are the indications?

Erythema migrans is a large-sized rash, usually reaching around 2-2.5 inches and steadily expands. It can grow up to 12 inches or bigger and forms on the bite site between 3-30 days. In most cases, it manifests within 7-10 days.

Most notice a bump or redness right after a bite, but this subsides in a few days and not an indication of Lyme disease.

The erythema migrans rash might feel warm if touched but it is rarely itchy or painful. Since it is an early sign of Lyme disease, it can be

Erythema migrans

Erythema migrans is a large-sized rash, usually reaching around 2-2.5 inches and steadily expands.

accompanied by:

Once the rash develops, it starts to expand up to 6 inches wide.

Management of erythema migrans

The doctor provides oral antibiotics to manage Lyme disease. The suggested course lasts for 14-21 days.

In case the rash is itchy or causes discomfort, provide an antihistamine to lessen the itchiness. Apply a cold compress on the site.

What is the outlook?

Generally, erythema migrans subsides within 3-4 weeks, but some can have it for months. If the individual develops Lyme disease, smaller rashes might also form on other body parts as the condition spreads. Nevertheless, erythema migrans must fully settle after a successful course of treatment.

FACT CHECK

https://en.wikipedia.org/wiki/Erythema_migrans

https://www.healthline.com/health/erythema-migrans

https://www.medicinenet.com/image-collection/lyme_disease_erythema-migrans_picture/picture.htm

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