Epstein-Barr is a virus that can give you a disease called mononucleosis, commonly known as mono (glandular fever) or “the kissing disease”. It is called the kissing disease as saliva is one of the primary carriers of this virus, other carriers include blood and semen. The symptoms include fatigue, fever, sore throat, a cold, and swollen glands in the neck. Although, you can tell for a disease just from the symptoms, here’s how you can diagnosis mononucleosis. Fatigue, sore throat and other symptoms of Epstein-Barr virus could also be symptoms for another illness. If you wish to get an assurance about whether you have mononucleosis or not, you must consult your doctor and run a few tests. Diagnosis One of the major signs for mononucleosis is an enlarged spleen. A spleen is an organ in the upper left part of the stomach, the primary function of this organ is to filter blood. It is also a part of the immune system as it filters the blood from virus and bacteria. Along with an enlarged spleen, your doctor will also check your liver for a swelling, and your tonsils for a white patch. If you have an Epstein-Barr virus infection then there is a blood test to identify two factors: