ECZEMA 

Erythema Migrans Rash, How to Treat it?

Red erythema migrans rash, which can develop after a tick bite, and which is characteristic of Lyme disease. This erythema migrans mark is also called tick bite; however, on this term can be used for referring to the bite of a tick.

What is an Erythema Migrans?

It is a typical skin condition known as erythema migrans that can develop at the location of the tick bite days to weeks after the tick bite.

 

What’s Causing Erythema Migrans?

It is caused due to the case of an infection with Borrelia burgdorferi.   However, it is noted that not everyone that gets infected with Bb develops an erythema migrans, while an infected person can develop other symptoms later anyway.

 

What are the Symptoms of Erythema Migrans?

A red rash develops which expands gradually and often clears in the center, so that a ring is formed. It is called a bulls eye rash. However, it doesn’t always look the same: it may forms multiple rings around one tick bite spot, it may not really form a ring, but a red expanding rash, and the color may be more bluish-red. On dark skin it will also look different.

Do not confuse it with a small red spot which seems like a mosquito bite, which is  an irritation of the skin caused by the tick bite.

 

Where does erythema migrans develop?

Commonly, it can develop at other sites, and sometimes there can be multiple at the same time, when the bacterium has disseminated throughout the body, an erythema migrans can also reappear.

 

How quickly does it arise?

Often it arises within a few days to several weeks sometimes even after months.

 

How to Diagnose the erythema migrans?

If erythema migrans occurs after a tick bite, no further examination like blood tests is necessary. However, the erythema migrans can resemble other skin conditions. Therefore, if no tick bite has been noticed and there is doubt about the diagnosis, then Lyme disease blood tests can be done. It is possible to investigate the affected skin itself via a biopsy.

 

How to Treat Erythema Migrans?

Regarding the national treatment guidelines,  a treatment of at most 14 days with antibiotics is advised. But some doctors advise 6 weeks of higher dosed antibiotic treatment in case of an erythema migrans.

 

Try to Document the erythema migrans!

Take a picture of the erythema migrans and note the date of taking the picture, then circle the erythema migrans with a ballpoint pen and take another picture a few days later, so that the enlargement of the rash will be shown. It would be best to take a photo every day, so that the progress of the rash can be seen. Also keep notes of possible other symptoms and data that may be relevant.

Many people are bitten by a tick unnoticed and a portion of the people who become infected will get an erythema migrans. The erythema migrans is often difficult to see, because it is very light, or because it is hidden from the eye. when the erythema migrans appears , the antibiotics should be taken immediately, without waiting for results of tests. You should not waste time unnecessarily: the longer one is infected, the harder it is to cure.

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