Ehrlichiosis is a tick-borne infectious disease caused by bacteria of the genus Ehrlichia. It primarily affects white blood cells and can lead to symptoms such as fever, headache, fatigue, and muscle aches. Early diagnosis and treatment are essential to prevent complications.

Ehrlichiosis FAQ


What causes Ehrlichiosis?

Ehrlichiosis is caused by bacteria transmitted through tick bites, commonly from the Lone Star tick.

What are the symptoms of Ehrlichiosis?

Symptoms may include fever, chills, headache, fatigue, and muscle aches.

How is Ehrlichiosis diagnosed?

Diagnosis typically involves a physical exam, medical history, and specific blood tests.

Is Ehrlichiosis contagious?

No, Ehrlichiosis is not contagious and can only be spread through tick bites.

Can Ehrlichiosis be treated?

Yes, Ehrlichiosis can be effectively treated with antibiotics, particularly doxycycline.

What happens if Ehrlichiosis is left untreated?

Untreated Ehrlichiosis can lead to severe complications, including organ failure or death.

How can I prevent Ehrlichiosis?

Preventing Ehrlichiosis involves avoiding tick-infested areas, using insect repellent, and wearing protective clothing.

Who is at risk for Ehrlichiosis?

People who spend time outdoors in wooded or grassy areas are at higher risk for Ehrlichiosis.

Can Ehrlichiosis recur?

While it is uncommon, some individuals may experience recurring symptoms after treatment.

What tests are used to confirm Ehrlichiosis?

Blood tests such as PCR and serological tests are commonly used to confirm the diagnosis.

How long does treatment for Ehrlichiosis last?

Treatment typically lasts 7 to 14 days, depending on the severity of the infection.

Are there any side effects of Ehrlichiosis medications?

Some common side effects include nausea, diarrhea, and rash, but serious side effects are rare.

Can I get vaccinated against Ehrlichiosis?

Currently, there is no vaccine available specifically for Ehrlichiosis.

What should I do if I find a tick on my body?

Remove the tick with tweezers as soon as possible and monitor for symptoms of infection.

When should I seek medical attention for Ehrlichiosis?

Seek medical attention if you experience symptoms after a tick bite or have any concerns.

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Information provided by Dr. Nithya Priya Raju. Reviewed by Dr. Mohamed El Khouly