Epstein-Barr virus Epstein-Barr It is a virus in the herpes family, and a doctor can test for this virus using a simple blood test called a test EBV This virus is common and most people are affected by it at some point in their lives, and it is highly contagious, and people become infected with it through contact with saliva or other body fluids. When a person is infected with the virus once, it remains dormant in the body and can be reactivated at any time.
Missed opportunity ” medicalnewstoday“The symptoms of a virus infection are similar Epstein-Barr With symptoms of many other diseases due to this similarity, doctors may recommend a virus test Epstein-Barr , Or a test EBV, To see if the person has a virus infection Epstein-Barr Current or previous.
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When does a doctor order the Epstein-Barr virus test
A doctor may recommend that a person be tested for a virus Epstein-Barr If he has symptoms of infection or mononucleosis, especially if the test result is already negative for an elevated white blood cell count.
Symptoms may include:
–Swollen glands
–stiff neck
–Sore throat
–fatigue
–Fever
–Headache
–splenomegaly
A doctor will likely order this test if the person is in their teens or early twenties.
When a person has a virus Epstein-Barr , The body’s immune system releases proteins, known as antibodies, to fight the virus.
A virus test checks Epstein-Barr Blood them for antibodies to a virus Epstein-Barr With a simple blood draw.
The presence of these antibodies confirms that someone has been infected with a virus Epstein-Barr In the past or currently has an active infection.
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Understand the test results
Can return virus test results Epstein-Barr Either “normal” or “abnormal”.
If the results are normal, this means that the laboratory has not detected any antibodies to the Epstein-Barr virus in the blood.
In this case, it is unlikely that the person has a virus Epstein-Barr Or white blood cells.
When the test is performed too soon after an infection, there may not be enough antibodies in the blood to cause a positive result so if a person’s symptoms persist and the doctor cannot find another cause, the test may need to be repeated after two weeks.
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If the test results are normal, a person may still have a virus Epstein-Barr At some point in the future.
If the results are a virus Epstein-Barr “Abnormal” means that the laboratory has detected any of three or groups of antibodies Epstein-Barr.
These antibodies give doctors information about when the virus occurred:
If the labeled antibody is present VCA IgG , The virus Epstein-Barr It has happened at some time recently or in the past.
If the antibody to VCA IgM Present without antigen Epstein-Barr Nuclear (EBNA), It is possible that the virus was currently active or occurred very recently.
If the antibody to EBNA Is present, this means that the virus was infected at least 6 to 8 weeks ago, but perhaps for a longer period, as this antibody takes some time to develop after infection and remains in the body for life.
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