Definition of Acute bilateral obstructive uropathy:

Acute bilateral obstructive uropathy is a sudden blockage of the flow of urine from both kidneys. The kidneys continue to produce urine in the normal manner, but because urine does not drain properly, the kidneys start to swell.

See also:

• Chronic unilateral obstructive uropathy
• Chronic bilateral obstructive uropathy
• Acute unilateral obstructive uropathy

Causes, incidence, and risk factors:

In men, acute bilateral obstructive uropathy is most often a result of an enlarged prostate. Other causes in men include:

• Bladder cancer
• Kidney stones
• Prostate cancer

Acute bilateral obstructive uropathy is much less common in women, but may be due to:

• Bladder cystocele
• Cervical cancer
• Injury from surgery involving the reproductive organs
• Pregnancy

Other causes in men and women include:

• Blood clots
• Neurogenic bladder
• Other rare retroperitoneal processes
• Papillary necrosis
• Posterior urethral valves in infant boys

Acute bilateral obstructive uropathy occurs in about 5 out of 10,000 people.