The full name of infectious mononucleosis is infectious mononucleosis, which is an acute infectious disease caused by the EBV virus. Infectious mononucleosis is a proliferative disease of the body’s monocyte-macrophage system caused by the EBV, a widely spread herpesvirus, which is transmitted through close contact between susceptible individuals and patients with infectious mononucleosis, as well as carriers of the EBV. Patients with infectious mononucleosis often present with irregular fever, pharyngitis, and enlarged lymph nodes, and may also have hepatosplenomegaly, an increased proportion of peripheral lymphocytes and heterogeneous lymphocytes, and are generally immune for life. Treatment, can use ganciclovir, acyclovir, interferon and other drugs for antiviral treatment, such as, symptomatic supportive treatment can be, when the body temperature exceeds 38.5 ℃, can use ibuprofen acetaminophen and other drugs for antipyretic treatment, in addition to adequate rest and strengthen nutritional support. If diagnosed with infectious mononucleosis, please follow the doctor’s instructions for treatment.