Mononucleosis may cause enlargement of the spleen. In extreme cases, your spleen may rupture, causing sharp, sudden pain in the left side of your upper abdomen. If such pain occurs, seek medical attention immediately — you may need surgery.

Mononucleosis, or infectious mononucleosis (“mono”), is a very contagious viral infection that most commonly affects teenagers and young adults, but it can affect children, as well. Viruses — most often Epstein-Barr virus (EBV) — a

People with mono typically feel very tired or fatigued. In addition to lethargy (lack of energy), headaches, and body aches, infectious mononucleosis (mono) is characterized by these three clinical symptoms: Fever. Tonsillar pharyngitis ( sore throat) Lym

Mono symptoms like fatigue, fever, and a sore throat usually last for a few weeks. In rare cases, the symptoms can flare up months or even years later. EBV, which usually is what...

Mononucleosis, or mono, can lead to a range of symptoms, including severe fatigue, fever, and a sore throat. However, symptoms typically generally resolve within around 2–4 weeks. Mono is a common...

Mononucleosis ("mono") symptoms include a sore throat, swollen lymph nodes, fever, and fatigue. A cough and respiratory symptoms are less likely with viral infections such as mono. The lack of these symptoms can help differentiate mononucleosis