whats causes kidney infections
Causes of kidney infection. A kidney infection happens when bacteria infects your kidneys. The bacteria are usually a type called E. coli, which live in your bowel. The bacteria get in through the opening of the urethra and move upwards through your urinary tract, first infecting your bladder and then your kidneys. kidney infection happens when bacteria infects your kidneys. The bacteria are usually a type called E. coli, which live in your bowel.