Find information on medical topics, symptoms, drugs, procedures, news and more, written in everyday language. Urinary retention is inability to urinate or incomplete emptying of the bladder. People who have incomplete emptying of the bladder may have urinary frequency or urinary incontinence.
If the person can urinate, doctors measure the amount of urine left in the bladder after the person urinates.
See also Control of Urination. People may retain urine because bladder muscle contractions are impaired, the opening of the bladder is blocked bladder outlet obstructionor there is a lack of coordination between bladder contraction and relaxation of the muscle that closes the opening of the bladder urinary sphincter.
Urinary retention is more common among men because prostate enlargement such as that due to benign prostatic hyperplasia may cause narrowing of the channel that carries urine out of the body urethra.
Drugs, especially those with anticholinergic effects, such as antihistamines and some antidepressants, can cause urinary retention in both men and women.
Other causes include a hard lump of stool that fills the rectum and presses on the urethra fecal impaction and neurogenic bladder in people with diabetesmultiple sclerosis Still fill full after peeing, Parkinson diseaseor prior surgery of the pelvis that damages bladder nerves.
Sometimes, people cannot urinate at all. In such cases, the bladder stretches very painfully over a few hours as it fills with urine and people have swelling in the lower abdomen. Still fill full after peeing commonly, people are able to pass some urine but cannot completely empty their bladder.
In such cases, the bladder slowly stretches without causing pain. However, people may have difficulty starting urination, a weak urine stream, or a sense that the bladder has not emptied completely. Because the bladder stays relatively full, people may sometimes have leakage of urine overflow incontinenceurinating at night nocturiaor frequent urination.
Because the retained urine can be a breeding ground for bacteria, people may develop a urinary tract infection. In other cases, doctors try to see how much urine remains in the bladder after the person has urinated as much as they can. Immediately after the person urinates, doctors either insert a catheter into the bladder to see how much urine comes out or
Still fill full after peeing ultrasonography of the bladder to measure the amount of urine present.
The amount of urine left after urinating is called postvoid residual volume. If this volume is more than about half a cup slightly more in older peopleurinary retention is diagnosed. Doctors do a physical examination, usually including a rectal examination.
In men, the rectal examination can indicate whether the prostate is enlarged.
In men and women, the rectal examination helps identify a fecal impaction. Doctors may take a sample of urine to test for infection.
Blood tests and imaging tests may be needed to determine the cause of urinary retention. If people cannot urinate at all, doctors immediately insert a thin rubber tube into the bladder urinary catheter to remove the retained urine and provide relief. The cause of urinary retention is treated. Drugs that can cause urinary retention are stopped whenever possible. Men who have an enlarged prostate may need prostate surgery or drugs to shrink the prostate for example, finasteride or dutasteride or drugs that relax the muscles at the neck of the bladder for example, terazosin or tamsulosin.
People who have nerve problems that interfere with bladder contractions or function may need to use a catheter themselves periodically or have a catheter permanently placed. Occasionally surgery is needed to direct urine from the bladder away from the urethra
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Symptoms Diagnosis Treatment More Information. Additional Content Medical News. Urinary Retention By Patrick J.
This is the Consumer Version. Click here for the Professional Version. Doctors use a catheter to remove urine from the bladder and then treat the cause. Measurement of urine remaining in the bladder after urination. Which of the following is the primary function of the kidneys? However, this feeling of fullness after Still fill full after peeing is not normal and may After the urine is filled in the bladder, the muscular walls in the bladder get of Still fill full after peeing is still present in bladder, it can result in feeling of bladder fullness.
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It is normal to feel pressure on the bladder when needing to urinate, Usually, as the bladder fills up, it sends signals to the brain, telling it to.