Kidney And Bladder Blockage. An obstruction may occur suddenly or develop slowly over days weeks or even months. It happens when urine cannot drain out from the kidney to the bladder from a blockage or obstruction.

Ureters are the tubes that carry urine from the kidneys to the bladder. It happens when urine cannot drain out from the kidney to the bladder from a blockage or obstruction. Complete blockage of both renal arteries or of one renal artery in people who have only one kidney completely stops urine production and shuts down the kidneys a condition called acute kidney injury.
A complete blockage may cause fever nausea vomiting and back pain.
Symptoms of a urinary tract infection include fever pain during urination or a urinary urgency in some people. Urinary tract obstruction is a blockage that inhibits the flow of urine through its normal path the urinary tract including the kidneys ureters bladder and urethra. However if it s not treated symptoms can quickly move from mild pain fever and infection to severe loss of kidney function sepsis and death. Blockage can lead to kidney damage kidney stones and infection.