BK Virus

**Definition:** A species of POLYOMAVIRUS apparently infecting over 90% of children but not clearly associated with any clinical illness in childhood. The virus remains latent in the body throughout life and can be reactivated under certain circumstances.

**Tree numbers:** - B04.280.210.700.615.100 - B04.613.204.670.615.100

**Synonyms:** - Human Polyomavirus BK - BK polyomavirus - Polyomavirus hominis 1 - Polyomavirus, BK