PT - JOURNAL ARTICLE AU - Kjell Tullus TI - Fifteen-minute consultation: Why and how do children get urinary tract infections? AID - 10.1136/archdischild-2018-315023 DP - 2019 Oct 01 TA - Archives of disease in childhood - Education & practice edition PG - 244--247 VI - 104 IP - 5 4099 - http://ep.bmj.com/content/104/5/244.short 4100 - http://ep.bmj.com/content/104/5/244.full SO - Arch Dis Child Educ Pract Ed2019 Oct 01; 104 AB - This paper describes urinary tract infections (UTI) from the perspective of a disturbed balance between bacterial virulence and host defence. In some children, a UTI is caused by a virulent Escherichia coli, while in other cases children with abnormal renal tracts can get infected by almost any bacteria. Such knowledge can help in guiding treatment, investigations and follow-up of a child with a UTI.