Bladder condition responsible for overactive bladder in which the bladder contracts involuntarily, resulting in urinary urgency, frequency, nighttime voiding, and urge type urinary incontinence

also known as detrusor overactivity; involuntary contraction of the detrusor muscle before bladder filling is complete

Instability of the bladder muscle leading to uninhibited, abnormal, bladder contractions. This leads to urgency or urgency incontinence.

The smooth muscle becomes unstable this can cause urgency, frequency and pain. Successful results can be gained when treated with Detrusitol (Tolterodine). Diagnosis is usually made using Urodynamic studies.

Bladder becomes unstable due to involuntary detrusor muscle contractions.

(Also known as an unstable bladder or an overactive bladder) Involuntary bladder contractions which occur despite one's desire to postpone urination.

'Unstable bladder' characterized by spontaneous expulsion of urine despite conscious attempts at restraint ( Ch. 10).