Bladder stones
Stones - bladder; Urinary tract stones; Bladder calculi
Bladder stones are hard buildups of minerals. These form in the urinary bladder.
Causes
Bladder stones are most often caused by another urinary system problem, such as:
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Bladder diverticulum
Bladder diverticulum
Bladder stones are hard buildups of minerals. These form in the urinary bladder.
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Blockage at the base of the bladder
Blockage at the base of the bladder
Bladder outlet obstruction (BOO) is a blockage at the base of the bladder. It reduces or stops the flow of urine into the urethra. The urethra is t...
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Enlarged prostate
(BPH)
Enlarged prostate
The prostate is a gland that produces the fluid that carries sperm during ejaculation. The prostate gland surrounds the urethra, the tube through wh...
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Neurogenic bladder
Neurogenic bladder
Neurogenic bladder is a problem in which a person lacks bladder control due to a brain, spinal cord, or nerve condition.
- Urinary tract infection (UTI)
- Incomplete emptying of bladder
Almost all bladder stones occur in men. Bladder stones are much less common than kidney stones .
Kidney stones
A kidney stone is a solid mass made up of tiny crystals. One or more stones can be in the kidney or ureter at the same time.
Bladder stones may occur when urine in the bladder is concentrated. Materials in the urine form crystals. These may also result from foreign objects in the bladder.
Symptoms
Symptoms occur when the stone irritates the lining of the bladder. The stones may also block the flow of urine from the bladder.
Symptoms can include:
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Abdominal pain
, pressure
Abdominal pain
Abdominal pain is pain that you feel anywhere between your chest and groin. This is often referred to as the stomach region or belly.
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Abnormally colored
or dark-colored urine
Abnormally colored
The usual color of urine is straw-yellow. Abnormally colored urine may be cloudy, dark, or blood-colored.
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Blood in the urine
Blood in the urine
Blood in your urine is called hematuria. The amount may be very small and only detected with urine tests or under a microscope. In other cases, the...
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Difficulty urinating
Difficulty urinating
Difficulty starting or maintaining a urine stream is called urinary hesitancy.
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Frequent urge to urinate
Frequent urge to urinate
Frequent urination means needing to urinate more often than usual. Urgent urination is a sudden, strong urge to urinate. This causes a discomfort i...
- Inability to urinate except in certain positions
- Interruption of the urine stream
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Pain, discomfort in the penis
Pain, discomfort in the penis
Penis pain is any pain or discomfort in the penis.
- Signs of UTI (such as fever, pain when urinating, and need to urinate often)
Loss of urine control may also occur with bladder stones.
Exams and Tests
The health care provider will perform a physical exam. This will also include a rectal exam. The exam may reveal an enlarged prostate or other problems.
The following tests may be done:
- Bladder or pelvic x-ray
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Cystoscopy
Cystoscopy
Cystoscopy is a surgical procedure. This is performed to see the inside of the bladder and urethra using a telescope.
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Urinalysis
Urinalysis
Urinalysis is the physical, chemical, and microscopic examination of urine. It involves a number of tests to detect and measure various compounds th...
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Urine culture
(clean catch)
Urine culture
A urine culture is a lab test to check for bacteria or other germs in a urine sample. It can be used to check for a urinary tract infection in adults...
Treatment
You may be able to help small stones pass on their own. Drinking 6 to 8 glasses of water or more per day will increase urination.
Your provider may remove stones that do not pass using a cystoscope . A small telescope will be passed through the urethra into the bladder to remove the stones.
Cystoscope
Cystoscopy is a surgical procedure. This is performed to see the inside of the bladder and urethra using a telescope.
Some stones may need to be removed using open surgery.
Drugs are rarely used to dissolve the stones.
Causes of bladder stones should be treated. Most commonly, bladder stones are seen with BPH or blockage at the base of the bladder. You may need surgery to remove the inside part of the prostate or to repair the bladder.
Surgery to remove the inside part of th...
Transurethral resection of the prostate is a surgery to remove the inside part of the prostate gland. It is done in order to treat symptoms of an en...
Outlook (Prognosis)
Most bladder stones pass on their own or can be removed. They do not cause permanent damage to the bladder. They may come back if the cause is not corrected.
Left untreated, stones may cause repeated UTI. This can also cause permanent damage to the bladder or kidneys.
When to Contact a Medical Professional
Call your provider if you have symptoms of bladder stones.
Prevention
Prompt treatment of UTI or other urinary tract conditions may help prevent bladder stones.
References
Benway BM, Bhayani SB. Lower urinary tract calculi. In: Wein AJ, Kavoussi LR, Partin AW, Peters CA, eds. Campbell-Walsh Urology . 11th ed. Philadelphia, PA: Elsevier; 2016:chap 55.
Sharma R, Dill CE, Gelman DY. Urinary bladder calculi. J Emerg Med . 2011;41(2):185-186. PMID: 19345546. www.ncbi.nlm.nih.gov/pubmed/19345546 .
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Female urinary tract - illustration
The female and male urinary tracts are relatively the same except for the length of the urethra.
Female urinary tract
illustration
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Male urinary tract - illustration
The male and female urinary tracts are relatively the same except for the length of the urethra.
Male urinary tract
illustration
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Female urinary tract - illustration
The female and male urinary tracts are relatively the same except for the length of the urethra.
Female urinary tract
illustration
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Male urinary tract - illustration
The male and female urinary tracts are relatively the same except for the length of the urethra.
Male urinary tract
illustration
Review Date: 5/23/2016
Reviewed By: Jennifer Sobol, DO, urologist with the Michigan Institute of Urology, West Bloomfield, MI. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.