Urinary incontinence and Prolapse Flashcards
What muscle is responsible for an overactive bladder?
Detrusor
What drug treatment is used in stress incontinence?
Duloexetine (combined noradrenaline and serotonin reuptake inhibitor)
What drug treatment is used in treating an overactive bladder?
- Antimuscarinic (oxybutynin) as these block detrusore muscarinic receptors and decrease the ability of the detrusor muscles to contract.
- B3 receptor antagonist
Which patients with OAB should be offered oestreogen and how should this be given?
Should only be given intravaginally to postmenopausal women with vaginal atrophy.
What surgical treatments are available for stress incontinence?
- Synthetic mid urethral tape
- Open colposuspension
- Autologous rectus fascial sling
What is the most common cause of overactive bladder?
Detrusor overactivity
What are the two muscle groups that make up the pelvic diaphragm?
Levator Ani
Cocygeua
Which lies more medially; coccygeus or levator ani?
Levator Ani
What are the attachments of the levator ani muscle?
Pubic bones Ischial spines Tendinous arch of levator ani In the midline... Perineal body Coccyx Walls of organs in the midline
What are the three parts of levator ani?
Puborectalis
Pupococcygeus
Iliococcygeus
What two nerves innervate the levator ani muscle?
Pudendal nerve
Nerve to leavator ani
What structure lies above the perineal membrane and contains the bulbourethral glands in the male and the neurovascular bundle for the penis and clitoris?
Deep perineal Pouch
What kind of epithelium lines the bladder?
Transitional epitheliym
List the investigations that can be used when assessing urinary incontinence?
Urinalysis (look for nitrites for UTI, glucose for diabetes)
Blood for renal function (U & E’s) if impairment suspected
Bladder chart
Pad test (quantifies urine leakage
Urodynamics
What is the minimum void of urine required to determine flow rain is uroflometry?
200ml