Studies have shown that there is a higher rate of the cancer in people with a history of mononucleosis. Studies also show that the virus is present in about 50% of these tumors.

What are the long term effects of mononucleosis?

If a teenager or adult is infected, they may experience symptoms like fatigue, swollen lymph nodes, and fever. In very rare cases, EBV can cause a chronic infection, which can be fatal if left untreated. EBV has also been linked with a variety of conditions, including cancers and autoimmune disorders.

Can Mono turn into leukemia?

Epstein-Barr virus, most famous as the cause of mononucleosis, has been known to play a role in B cell transformation to lymphoma, but its involvement in CLL, the most common adult leukemia, hasn't been defined.