Classification of Lower Urinary Tract Symptoms

Lower urinary tract symptoms (LUTS) have a detrimental effect on quality of life and can affect women physically, psychologically and socially.

LUTS can be divided into three categories:

Classification of LUTS
GroupSymptomDefinition
Storage symptomsUrinary incontinenceAny involuntary leakage of urine
Stress incontinenceInvoluntary leakage on effort or exertion, or on sneezing or coughing
Urge incontinenceInvoluntary leakage accompanied by or immediately preceded by urgency
Mixed incontinenceInvoluntary leakage associated with urgency and also with exertion, effort, sneezing or coughing
UrgencyA sudden compelling desire to pass urine, which is difficult to defer
Increased daytime frequencyThe complaint of having to void too often during the day
NocturiaThe complaint of having to wake one or more times at night to void
Voiding symptomsSlow streamThe perception of reduced urine flow
Intermittent streamUrine flow that stops and starts
HesitancyDifficulty in initiating micturition, resulting in a delay in the onset of voiding after the individual is ready to pass urine
Terminal dribbleA prolonged final part of micturition, when the flow has slowed to a trickle/dribble
StrainingThe use of muscular effort to either initiate, maintain or improve the urinary stream
Postmicturition symptomsFeeling of incomplete emptyingSelf-explanatory
Postmicturition dribbleInvoluntary loss of urine immediately after finishing passing urine, usually after rising from the toilet