Infectious Mononucleosis, often called mono, is a viral infection commonly caused by the Epstein-Barr virus. It typically results in symptoms like extreme fatigue, fever, sore throat, and swollen lymph nodes, primarily affecting teenagers and young adults.

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Infectious Mononucleosis FAQ


What causes Infectious Mononucleosis?

Infectious Mononucleosis is primarily caused by the Epstein-Barr virus.

What are the common symptoms of mono?

Common symptoms include fatigue, sore throat, fever, and swollen lymph nodes.

How is Infectious Mononucleosis diagnosed?

Diagnosis is typically made through a physical exam and blood tests.

Is mono contagious?

Yes, mono can spread through saliva, often referred to as the 'kissing disease'.

How long does mono last?

Symptoms can last from a few weeks to several months, but fatigue may persist longer.

Can you treat mono at home?

Yes, rest, hydration, and over-the-counter pain relievers can help manage symptoms.

When should I see a doctor?

Consult a doctor if symptoms worsen or if you have difficulty breathing.

Are there any complications from mono?

Potential complications include spleen enlargement and liver inflammation.

Can you prevent Infectious Mononucleosis?

Avoid sharing drinks, utensils, and close personal contact to reduce risk.

Who is most at risk for mono?

Teenagers and young adults are the most commonly affected groups.

Can I return to school or work with mono?

It's generally advisable to rest and avoid school or work until you feel better.

What medications can help with mono symptoms?

Pain relievers like ibuprofen or acetaminophen can help reduce fever and pain.

Is there a vaccine for mono?

Currently, there is no vaccine specifically for Infectious Mononucleosis.

Does having mono affect future health?

Once recovered, most people do not experience long-term health issues related to mono.

How do you know when to stop treatment?

Stop treatment when symptoms have significantly improved; consult a doctor for guidance.

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