Kidney And Bladder Infection. A kidney infection or renal infection happens when bacteria infecting the bladder or urethra spread to at least one of the kidneys. Kidney infections usually start with a bladder infection that spreads to your kidney.

Coli are most often the cause. Kidney infection pyelonephritis is a type of urinary tract infection uti that generally begins in your urethra or bladder and travels to one or both of your kidneys. Symptoms of a bladder infection are urgency and frequency in using the bathroom and burning with urination while symptoms of a kidney infection are much more severe and include.
A bladder infection is a bacterial infection and a type of uti which refers to infection in the bladder kidneys ureters or urethra.
In most cases treatment will merely involve oral antibiotics. A kidney infection requires prompt medical attention. A bladder infection is a bacterial infection and a type of uti which refers to infection in the bladder kidneys ureters or urethra. In most cases treatment will merely involve oral antibiotics.