Ehrlichiosis chafeensis [E. chafeensis] digital illustration

Ehrlichiosis chafeensis [E. chafeensis] Save


ICD-10 code: A77.41

Disease category: A77.4: Ehrlichiosis

Ehrlichiosis chafeensis [E. chafeensis]: Symptoms, Causes, and Diagnosis

Ehrlichiosis chafeensis, also known as E. chafeensis, is a tick-borne bacterial infection that affects both humans and animals. The disease is caused by the bacterium Ehrlichia chafeensis and is transmitted to humans through the bite of an infected tick.

The symptoms of Ehrlichiosis chafeensis can appear within 1-2 weeks after the tick bite and may include fever, headache, fatigue, muscle aches, and nausea. In some cases, a rash may appear, but it is not always present.

Diagnosing Ehrlichiosis chafeensis can be challenging because the symptoms are similar to other tick-borne diseases such as Lyme disease and Rocky Mountain spotted fever. However, doctors may perform a blood test to detect the presence of the bacteria in the bloodstream.

Causes of Ehrlichiosis chafeensis

Ehrlichiosis chafeensis is caused by the bacterium Ehrlichia chafeensis, which is transmitted to humans through the bite of an infected tick. The bacterium targets white blood cells and causes them to multiply rapidly, leading to a decrease in the number of white blood cells in the body. This can weaken the immune system and make it difficult for the body to fight off infections.

Diagnosis of Ehrlichiosis chafeensis

Diagnosing Ehrlichiosis chafeensis can be challenging because the symptoms are similar to other tick-borne diseases such as Lyme disease and Rocky Mountain spotted fever. However, doctors may perform a blood test to detect the presence of the bacteria in the bloodstream.

  1. The first step in diagnosing Ehrlichiosis chafeensis is to perform a physical exam and review the patient's medical history.
  2. Doctors may also order blood tests to check for the presence of antibodies to Ehrlichia chafeensis.
  3. In some cases, doctors may perform a polymerase chain reaction (PCR) test to detect the presence of the bacteria in the bloodstream.
Preventing Ehrlichiosis chafeensis

The best way to prevent Ehrlichiosis chafeensis is to avoid tick bites. Here are some tips to help reduce your risk of getting bitten by ticks:

  • Wear long-sleeved shirts and pants when spending time outdoors.
  • Use insect repellent that contains DEET on exposed skin and clothing.
  • Check for ticks on your body and clothing after spending time outdoors.
  • Treatment of Ehrlichiosis chafeensis [E. chafeensis]:

    Ehrlichiosis Chafeensis [E. chafeensis]: Treatment Options

    Ehrlichiosis chafeensis is a tick-borne illness caused by the bacteria Ehrlichia chaffeensis. It is transmitted to humans through the bite of an infected tick. Symptoms of E. chafeensis infection can range from mild to severe and include fever, headache, muscle aches, and fatigue. In severe cases, it can cause respiratory a...

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