pathofisiology overactive bladder

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1 Prof. dr. H. Yunizaf, Sp OG(K) Division of Urogynecology Reconstructive Deptment of Obstetrics and Gynecology Faculty of Medicine University of Indonesia Jakarta BLADDER FUNCTION Storage Voiding Detrusor muscle Sympathetic and parasympathetic Central nerves system

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  • 1

    Prof. dr. H. Yunizaf, SpOG(K)

    Division of Urogynecology Reconstructive

    Deptment of Obstetrics and Gynecology

    Faculty of Medicine University of Indonesia

    Jakarta

    BLADDER FUNCTION

    Storage

    Voiding

    Detrusor muscle

    Sympathetic and parasympathetic

    Central nerves system

  • 2

    Muscarinic receptor

    Detrusor muscle

    asetilkolin

    Five pharmacologically defined receptors, M1- M5 Sigala et al 2002

    Predominance of M2 and M3 receptors Yamaguchi et al 1996,

    Sigala et al 2002

    M2 receptors predominanc 3:1 over M3 receptors

    Muscarinic receptors found

    Urotelial cells

    Suburotelial nerves

    Interstitial cells

    Chess-Williams 2002, Gillespie et al 2003

    Filling Cystometry

    (CMG) (Normal)

    Namiki M, 1998

    Namiki M, 1998

  • 3

    Detrusor overactivity is a urodynamic observation characterised by

    involuntary detrusor contractions during the filling phase which may be

    spontaneous or provoked.

    1. Neurogenic detrusor overactivity

    When there is a relevant neurogical condition

    This term replaces the term detrusor hyperreflexia

    2. Idiopathic detrusor overactivity

    When there is no defined cause Non-neurogenic

    This term replaces the term detrusor instability

    Unstable detrusor (what is called Unstable bladder, =Detrusor instability) in

    the previous version (1989) Deleted

    Abrams P, Cardozo L et al Neurourol Urodyn 2002;21:167-178 (Page 173 L&R)

    Overactive Bladder (OAB) is a symptom syndrome suggestive of lower

    urinary tract dysfunction

    It is specifically defined as:

    Urgency, with or without urge incontinence, Usually with frequency and nocturia

    Standardisation Subcommittee of the International Continence Society

    (ICS)

    OAB is used in the absence of proven infection or other obvious pathology

    Usually suggestive of detrusor overactivity, but can be due to other urethro-vesical dysfunction.

    Abrams P, Cardozo L, Fall M et al Neurourol Urodyn 2002;21:167-178

    Urgency A sudden compelling desire to pass

    urine, which is difficult to defer

    Incontinence Any involuntary leakage of urine

    Frequency Voiding too often usually defined as 8

    or more times in 24 hours

    Nocturia Waking more than once at night to void

    Abrams P, Cardozo L, Fall M et al Neurourol Urodyn 2002;21:167-178

    Urgency Frequency Nocturia Incontinence urge

  • 4

    1

    1

    Increased Frequency

    and Reduced

    Intervoid Interval

    Nocturia

    Urgency

    Incontinence

    Reduced Volume Voided per Micturition

    2 2

    1. Proven direct effect 2. Effect correlated with urgency but inconsistent due to

    multifactorial etiology of the symptom

    Chapple C. ICI poster, June 2004

    Frequency

    Urgency

    Overactive bladder

    Urge

    incontinence

    SYMPTOM OVERACTIVE

    BLADDER

  • 5

    1. HISTORY

    2. PHYSICAL EXAMINATION

    3. LABORATORY TEST

    4. URINARY DIARY

    5. URODYNAMICS

    DIAGNOSTIC OVERACTIVE

    BLADDER (OAB)

    Fantl JA et al. Agency for Healthcare Policy and Research;

    1996; AHCPR Publication No. 96-0686.

    Urinalysis

    to rule out hematuria, pyuria, bacteriuria, glucosuria, proteinuria

    Blood work as appropriate

    glucose

    prostate specific antigen

    others

    Time

    Drinks Urination Accidental Leaks

    Did you feel

    a strong

    urge to go?

    What were you doing

    at the time?

    What

    kind?

    How

    much?

    How many

    times?

    How much?

    (fill in amount:

    small, medium, large)

    How much?

    (fill in amount:

    small, medium, large)

    Sneezing, exercising,

    having sex, lifting, etc.

    Sample coffee 2 cups 12 large large yes laughing

    67 AM

    78 AM

    89 AM

    910 AM

    1011 AM

    1112 PM

    121 PM

    12 PM

    23 PM

    34 PM

    45 PM

    This diary will help you and your healthcare team. Bladder diaries help show the causes of bladder control trouble. The sample line (below) will show you how to use the diary.

    Your name: J. Doe Date: March 31, 2003

    CONTOH DAFTAR HARIAN BERKEMIH

    KARTU CATATAN BUANG AIR KECIL Tgl

    Hari ke-I y y y y m m d d

    Interval waktu Buang air kecil

    Biasa Mengompol

    Keinginan buang air kecil Keadaan

    Tengah malam 1.00

    1.00-2.00

    2.00-3.00

    3.00-4.00

    4.00-5.00

    5.00-6.00

    6.00-7.00

    7.00-8.00

    8.00-9.00

    9.00-10.00

    10.00-11.00

    12.00-13.00

    13.00-14.00

    14.00-15.00

    16.00-16.00

    16.00-17.00

    17.00-18.00

    18.00-19.00

    19.00-20.00

    20.00-21.00

    21.00-22.00

    22.00-23.00

    23,00-24.00

    Conservative

    Operative

  • 6

    1. Konservatif 1. Obat obatan 2. Bladder drill 3. Pesikotrapi 4. Perubahan prilaku 5. Akupunktur 6. Pampers

    2. Operatif Neoromudulasi Cystoplasty

    THANK YOU