The Hong Kong Urogynaecology Association Ltd.  

 

Types of Urinary Incontinence   
                                           
Stress Incontinence Urge Incontinence Overflow Incontinence Functional Incontinence Nocturnal Enuresis

 
Stress Incontinence
Causes
-Weakening of pelvic floor muscle and reduced urethral closure pressure
-Increased intra-abdominal pressure
-More common in females with multiparity, obesity, chronic cough, constipation and elderly

Signs and Symptoms
-The complaint of involuntary urinary leakage on effort or exertion, or on sneezing or coughing.

 

Urge Incontinence

Causes
-Common in people who have overactive bladder
-Due to involuntary detrusor contractions
-Or due to damage of Central Nervous System inhibitory pathways, e.g. Central Vascular Disease, Parkinson's, etc.

Signs and Symptoms
-The complaint of involuntary urinary leakage accompanied by or immediately preceded by urgency.

Overflow Incontinence

Causes
-Due to neurogenic problem, leading to absence of detrusor activity.
-Over-distended bladder to a point where the elevated intra-vesical pressure overcomes the urethral resistance, leading to overflow incontinence.

Signs and Symptoms
-Frequent leakage of small amount of urine with or without urgency.

Functional Incontinence
Causes
-Physical disability
-Mental disability
-Environmental barrier

Signs and Symptoms
-Due to environmental barrier, physical or mental disability, clients are not able to go to toilet on time.

Nocturnal Enuresis
Causes
-Common in people who have involuntary detrusor contractions.

Signs and Symptoms
-Urinary incontinence occurs during sleeping