Human herpesvirus type 5 is cytomegalovirus, which causes a wide variety of diseases, commonly including congenital malformations caused by intrauterine infections, liver infections after acquired infections, respiratory infections, manifested as hepatosplenomegaly, persistent jaundice, bronchitis, interstitial pneumonia and so on. Cytomegalovirus is contagious, and when the human body is infected, it can cause congenital diseases as well as acquired diseases. If a pregnant woman is infected with human herpesvirus type 5, then it is usually transmitted to her baby, causing some congenital diseases such as hepatomegaly, splenomegaly, persistent jaundice, microcephaly, deafness, retinitis, mental retardation and so on. If human herpesvirus 5 infection is acquired, it usually causes some acquired diseases, such as bronchitis, interstitial pneumonia, myocarditis, gastrointestinal inflammation, etc. It is more common in immunocompromised people, such as organ transplant patients. It is recommended that after being infected with human herpesvirus type 5, you should go to a regular hospital in time and follow the doctor’s instructions for reasonable treatment, so as to avoid delaying your condition and affecting your health.