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Doctor insights on: What Exactly Is Mononucleosis

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My sister has developed mononucleosis. What is it exactly?

My sister has developed mononucleosis. What is it exactly?

EBV infection: Mononucleosis is an infection caused by the ebstein-barr virus. Typically this infection causes a sore throat, swollen glands in the neck, and occasionally an enlarged liver and spleen. The infection also is associated with a feeling of loss of energy. This infection is contagious, can last a long time, and enlargement of the spleen is a risk if involved in contact sports. ...Read more

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Dr. Michael Ein
740 doctors shared insights

Mono (Definition)

Infectious mononucleosis, also known as mono, is a contagious illness caused by the Epstein-Barr virus. Symptoms include fever, fatigue, sore throat, enlarged lymph nodes, and enlarged spleen. It is spread via saliva, hence its ...Read more


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What exactly causes puffy eyes in infectious mononucleosis?

What exactly causes puffy eyes in infectious mononucleosis?

Swollen lymph nodes: The most likely reason is that with mono, the lymph nodes in the head and neck become enlarged and then interfere with the return of lymph or tissue fluid back to the heart. There may be other factors as well. ...Read more

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How many people in the U.S. suffer from mononucleosis?

How many people in the U.S. suffer from mononucleosis?

Many: mono is a common viral infection that many people, even very young children, experience. In many cases it is not diagnosed because the symptoms are not the classic swollen, pus-coated tonsils, large swollen glands, and extreme tiredness. it can be diagnosed by blood testing and many people if a blood test is done have evidence of a previous infection ...Read more

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Is mononucleosis painful?

Is mononucleosis painful?

Yes: Generally you can have symptoms similar to the flu or a bad cold. You can also have a very severe sore throat with enlarged tonsils. ...Read more

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Mononucleosis cause and cure?

Mononucleosis cause and cure?

Virus: The cause of mononucleosis is the epstein- barr virus. There is no cure. The virus will run its course in time. Meanwhile lots of rest is in order, and avoid contact sports, because sometimes the liver or spleen can be enlarged and more susceptible to injury. ...Read more

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Can you die from mononucleosis?

Can you die from mononucleosis?

Rarely: A few boys/men have a genetic defect that causes progressive illness with epstein barr virus (ebv) infection. In most people ebv causes a self limited febrile illness, ie. Mono. Ebv is implicated in some cancers, e.g., burkitt lymphoma, nasopharyngeal cancer, which can be lethal. ...Read more

Dr. Jie Xu Dr. Xu
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What are mononucleosis symptoms?

Dr. Jie Xu Dr. Xu
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What are mononucleosis symptoms?

Symptoms include: Fever, fatigue, swollen tonsils, swollen lymph nodes, rash, sore throat, malaise, headache, just to name a few. Consult your doctor if you suspect mono. ...Read more

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Does mononucleosis last forever?

Does mononucleosis last forever?

No: The standard adult case generally runs its course in 3-4 wks with a fraction that persist to 3 months. (5%) the "chronic fatigue syndrome" popularized in the media is not due to mono. Someone who has had mono can intermittently secrete mono germs in their saliva for quite a while after the infection.Kids tend to have a shorter milder case. ...Read more

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What is mononucleosis white count?

Number of white cell: A mono white count is the number of white blood cells in your blood stream when you have mononucleosis. Typically the wbc's are more lymphocytes and those lymphocytes look more 'fuzzy' under the microscope than usual lymphocytes. These lymphocytes are actively fighting off the epstein barr virus. ...Read more

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Exercising with mononucleosis, how?

Exercising with mononucleosis, how?

Not in early phase: There is a risk of spleen rupture in the early phase of the disease, contact sports should be avoided for 3 month. Aerobic excessive could be resume earlier. ...Read more

Dr. Heidi Fowler
379 doctors shared insights

Infectious Mononucleosis (Definition)

Infectious mononucleosis is an infectious illness caused by a virus, called Ebstein Barr virus. Symptoms include fever, fatigue, sore throat, enlarged lymph nodes, and enlarged spleen. It is spread via saliva, hence its ...Read more