Catheter Glossary: (U)


Discount Catheters Glossary

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A scan that can be used to identify the shape and position of the bladder and other abdominal organs.

Underactive bladder

A bladder with an overly large capacity that overfills. Loss of sensation due to this filling action results in a bladder that does not contract forcefully enough, and small amounts of urine dribble from the urethra.


ATwo hollow tubes that carry urine from the kidneys to the bladder.


AThe natural tube through which urine exits the bladder.

Urge incontinence

AThe involuntary loss of urine associated with a strong desire to void (urgency).


An examination of the contents of urine to determine the presence of infection, to diagnose metabolic disease (e.g., diabetes), and to obtain information about kidney function.

Urinary incontinence

The involuntary loss of urine that is objectively demonstrable as a social or hygienic problem.

Urinary tract infection (UTI)

An illness caused by the invasion of bacteria in the tissues of the urinary tract.

Urinary Catheter

a flexible plastic tube used to drain urine from your bladder when you cannot urinate by yourself; the catheter connects to the bladder by insertion through the urethra, the opening that carries urine from the bladder to the outside of the body.


Liquid waste filtered from the blood by the kidneys.

Urine crystallization

TCrystals of salts and minerals may form in alkaline urine. Alkaline urine may also allow bacteria to grow in the bladder, which may result in a urinary tract infection (UTI).


Measurement of the functional sequences within the lower or upper urinary tract.

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