Infectious Mononucleosis, commonly known as mono, is a viral infection caused by the Epstein-Barr virus (EBV). It spreads through saliva, leading to symptoms like fever, sore throat, and fatigue, typically resolving within weeks without specific treatment.

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Infectious Mononucleosis (Mono) FAQ


What causes Infectious Mononucleosis?

It's primarily caused by the Epstein-Barr virus (EBV), transmitted through saliva.

Is mono contagious?

Yes, it's contagious during the initial 3-6 weeks, spread through close contact.

What are common symptoms of mono?

Fever, sore throat, swollen lymph nodes, fatigue, and an enlarged spleen.

How is Infectious Mononucleosis diagnosed?

Through blood tests detecting antibodies against EBV and typical symptoms.

Is there a vaccine for mono?

Currently, no vaccine is available for prevention.

How long does mono last?

Most recover within 4-6 weeks, though fatigue may persist longer.

Can mono lead to complications?

Rarely, but may include spleen rupture or liver inflammation.

How to manage mono symptoms?

Rest, hydration, and over-the-counter pain relievers as directed.

Are antibiotics effective against mono?

No, as it's viral; antibiotics treat secondary bacterial infections only.

Can I return to work/school with mono?

Avoid strenuous activities and close contact until symptom-free.

Is mono common in Malaysia?

Yes, it's prevalent, especially among adolescents and young adults.

How to prevent mono transmission?

Avoid sharing utensils, drinks, or deep kissing during the contagious period.

What medications are used for mono?

Pain relievers like paracetamol or ibuprofen for symptom management.

When to seek medical attention for mono?

If experiencing severe symptoms, difficulty breathing, or persistent fever.

Can mono recur after recovery?

Rarely; most develop immunity post-infection.

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