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Ehrlichiosis is a tick-borne [3] bacterial infection, [4] caused by bacteria of the family Anaplasmataceae, genera Ehrlichia and Anaplasma. These obligate intracellular bacteria infect and kill white blood cells. The average reported annual incidence is on the order of 2.3 cases per million people. [5] Types.
Ehrlichiosis is the general name used to describe diseases caused by the bacteria Ehrlichia chaffeensis, E. ewingii, or E. muris eauclairensis in the United States. These bacteria are spread to people primarily through the bite of infected ticks including the lone star tick ( Amblyomma americanum ) and the blacklegged tick ( Ixodes scapularis ).
Ehrlichiosis and anaplasmosis are similar tick-borne illnesses that cause flu-like symptoms, including fever, muscle aches and headache. Signs and symptoms of ehrlichiosis and anaplasmosis usually appear within 14 days after a tick bite.
Ehrlichiosis (“err-lik-ee-OH-sis”) is an illness caused by the bacteria Ehrlichia chaffeensis, E. ewingii or E. muris eauclairensis. You can get ehrlichiosis through the bite of infected ticks, including the lone star tick and the blacklegged tick.
Is ehrlichiosis a life-threatening infection? Find out what you need to know about ehrlichiosis, its causes, symptoms, complications, treatment, and more.
Ehrlichiosis is a bacterial illness that causes flu-like symptoms that include fever and aches. It can cause very serious complications if left untreated. But it can be cured with prompt...
Ehrlichiosis symptoms typically begin within 1-2 weeks after the bite of an infected tick. Symptoms can include fever, chills, headache, muscle aches, nausea, and rash. Delay of antibiotic treatment can sometimes result in severe illness.
If your doctor diagnoses ehrlichiosis or anaplasmosis — or suspects a diagnosis based on the symptoms and clinical findings — you'll begin treatment with the antibiotic doxycycline (Doryx, Vibramycin, others).
Ehrlichia are intracellular, gram-negative organisms transmitted via tick bite and can replicate in both the tick and the infected host. In addition to humans, other hosts include dogs, cattle, sheep, goats, rodents, and deer. Go to: Epidemiology.
Ehrlichiosis, also called human monocytic ehrlichiosis (HME), is a rare infectious disease that is transmitted by ticks that carry a specific type of rickettsial bacteria of the genus Ehrlichia. This disease is primarily seen in the Southeastern and Central U.S.