A herpes virus that causes seizures and other central nervous system symptoms in children. Abbreviated HHV-7. Closely related to HHV-6, HHV-7 has also been linked to roseola. Diagnosis is made via rapid blood culture or other blood test. Treatment is experimental at this time, but antiviral drugs or beta interferon may be tried.
- Human herpesvirus 8 (HHV-8)
A herpesvirus that contributes to the development of Kaposi sarcoma, an otherwise rare form of cancer sometimes seen in AIDS patients, and to some B-cell lymphomas. The predominant route of HHV-8 transmission is sexual. An additional route is via blood contact among injection drug users. Diagnosis is by rapid blood culture or another blood test. […]
- Human immunodeficiency virus
HIV, the cause of AIDS. HIV has also previously been called the human lymphotropic virus type III, the lymphadenopathy-associated virus and the lymphadenopathy virus. No matter what name is applied, it is a retrovirus. (A retrovirus has an RNA genome and a reverse transcriptase enzyme. Using the reverse transcriptase, the virus uses its RNA as […]
- Human lymphotropic virus III
Another name for the human immunodeficiency virus (HIV), the cause of AIDS.
- Human metapneumovirus
A novel virus that is a ubiquitous and important agent of respiratory disease. The human metapneumovirus (hMPV) was discovered in 2001 in young children in The Netherlands with acute respiratory illnesses ranging from mild upper respiratory infections to severe bronchiolitis and pneumonia. It has since been found to cause severe acute respiratory infections all over […]
- Human papillomavirus
HPV. A family of over 100 viruses including those which cause warts and are transmitted by contact. Some types of human papillomavirus are associated with tumors of the genital tract including, notably, cancer of the cervix. Of the more than 100 types of human papillomaviruses, over 30 types can be passed from one person to […]