Postmenopausal Syndromes Flashcards

1
Q

What is Menopause?

A
  • Permanent cessation of menstruation. It is caused by loss of follicular activity. Menopause is a clinical diagnosis usually made in primary care when woman has not had a period for 12 months
  • Symptoms typically last for 8 years but may resolve quicker or longer than this. Duration and severity also variable and may develop before or years after onset of menopause. An average woman in the UK goes through menopause at 51 years old.*
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2
Q

What are hormonal changes in Menopause?

A
  • Pituitary gland releases FSH and LH to stimulate the ovary but the ovaries cannot produce enough oestrogen and progesterone so there is reduced negative feedback to the hypothalamus and anterior pituitary leading to increased GnRH, FSH and LH
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3
Q

What are symptoms of Menopause?

A

Change in Periods

  • Change in length of menstrual cycles
  • Dysfunctional uterine bleeding may occur

Vasomotor symptoms (80%) usually daily and continues for 5 years

  • Hot flushes
  • Night sweats

Urogenital changes (35%)

  • Vaginal dryness and atrophy
  • Urinary frequency

Psychological

  • Anxiety and depression
  • Short term memory impairment
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4
Q

What is the Climacteric and Perimenopause?

A

Climacteric

  • Period prior to menopause where women may experience symptoms as ovarian function begins to fail. This leads to reduced levels of female hormones primarily oestrogen

Perimenopause

  • Time when women are having symptoms of menopause before their final period
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5
Q

How is contraception used in Menopause?

A

Recommended to use effective contraception until:

  • 12 months after last period in women >50 years
  • 24 months after last period in women <50 years
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6
Q

What are long-term complications of Menopause?

A
  • Osteoporosis
  • Increase risk of ischaemic heart disease
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7
Q

How is Menopause diagnosed?

A
  • No blood test needed if patient is over 45 years but symptoms only
  • Blood test could be done between 40-45 years of age
  • Blood test should be done if before 40 years of age

Confirmed when serum FSH level are more than 40 milli international units/ml at least twice 4-6 weeks apart

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8
Q

What is the management of Menopausal Symptoms?

A
  • Lifestyle management
  • Hormone Replacement Therapy (HRT) management
  • Non-HRT management
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9
Q

What are the methods of lifestyle management in menopause?

A
  • Hot flushes: regular exercise, weight loss and reduce stress
  • Sleep disturbance: avoiding late evening exercise and maintaining good sleep hygiene
  • Mood: sleep, regular exercise and relaxation
  • Cognitive symptoms: regular exercise and good sleep hygiene
  • Smoking cessation, reduction in alcohol and coffee intake
  • Mediterranean diet is recommended
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10
Q

What are the medications for Hormone Replacement Therapy?

A
  • Oral/Transdermal Combined HRT or Mirena IUS
    • If woman has a uterus, important to avoid unopposed oestrogens and it increase endometrial cancer risk
    • Oestrogen alone given either orally or in transdermal patch if woman does not have uterus
  • Tibolone: own class of HRT
  • Vaginal oestrogen: vaginal pessaries or cream to help with vaginal and urinary symptoms
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11
Q

What are the practicalities of administering HRT?

A
  • Sequential HRT: started within 12 months of last period to minimise risk irregular bleeding patterns
  • Continuous Combined HRT: not had a period for 12 months. Women can experience irregular bleeding in first 3 months of treatment
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12
Q

What are the benefits of HRT?

A
  • Most effective treatment for hot flushes and low mood
  • Decline in sexual function is due to lack of oestrogen and HRT which can improve sexual desire and reduce vaginal dryness and pain with sex
  • Prevents osteoporosis thereby reducing risk of falls associated fractures
  • HRT reduces some urinary symptoms and risk of urine infections particularly when used topical vaginal preparations
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13
Q

What are contraindications for HRT treatment?

A
  • Current or past breast cancer
  • Any oestrogen-sensitive cancer
  • Undiagnosed vaginal bleeding
  • Untreated endometrial hyperplasia
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14
Q

What are risks of HRT treatment?

A
  • Venous Thromboembolism: a slight increase in risk with all forms of oral HRT. No increased risk with transdermal HRT.
  • Stroke: slightly increased risk with oral oestrogen HRT.
  • Coronary Heart Disease: combined HRT may be associated with a slight increase in risk.
  • Breast Cancer: there is an increased risk with all combined HRT although the risk of dying from breast cancer is not raised.
  • Ovarian Cancer: increased risk with all HRT.
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15
Q

What are non-HRT methods of management in Menopause?

A
  • Vasomotor symptoms: fluoxetine, citalopram or venlafaxine
  • Vaginal dryness: vaginal lubricant or moisturiser
  • Psychological symptoms: self-help groups, cognitive behaviour therapy or antidepressants
  • Urogenital symptoms: vaginal oestrogen if suffering from urogenital atrophy. Appropriate if taking HRT or not. Moisturises and lubricants can be offered as well for vaginal dryness
  • Alternative therapy: occupressure, acupuncture, reflexology or homeopathy. Role of aromatherapy is not proven beneficial
  • Androgen (testosterone) therapy: used for fall in libido or sex drive. Also used for loss of energy and concentration
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16
Q

What are important details in regards to stopping treatment of Menopause?

A
  • Vasomotor symptoms: 2-5 years of HRT may be required with regular attempts made to discontinue treatment. Vaginal oestrogen may be required long term.
  • When stopping HRT, it is important to tell women that gradually reducing HRT is effective at limiting recurrence only in the short term. In the long term, there is no difference in symptom control.
  • Referral to secondary care if treatment has been ineffective, if there are ongoing side effects or if there is unexplained bleeding.
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17
Q

What is Post-menopausal bleeding?

A

Vaginal bleeding occurring after twelve months of amenorrhoea in women at the age where menopause can be expected.

  • Can occur in younger women however who have experienced premature ovarian failure or premature menopause. Usually benign but endometrial malignancy should be ruled out
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18
Q

What are causes of Post-menopausal bleeding?

A
  • Vaginal atrophy: thinning, drying and inflammation of walls of the vagina due to reduction in oestrogen following menopause causing vaginal bleeding
  • HRT
  • Endometrial Hyperplasia
  • Endometrial cancer (10% of patients with postmenopausal bleeding)
  • Cervical cancer
  • Ovarian cancer (especially oestrogen secreting (theca cell) tumours)
  • Vaginal cancer
  • Trauma
  • Vulval cancer
  • Bleeding disorders
19
Q

What has to be enquired about in the history of a patient with post-menopausal bleeding?

A

Thorough history necessary

  • Timing, consistency and quantity of bleeding
  • Gynaecological and obstetric history.
  • Important to ask about risk factors for endometrial cancer
  • Establish menstrual timelines from menarche to menopause.
  • Full drug history including HRT use
  • Red flag symptom for gynaecological cancer should be inquired about.
20
Q

What are examinations for Post-menopausal bleeding?

A
  • Vaginal and full abdominal examination: looking for any masses or abnormalities within abdomen or felt from within vagina.
  • Immediate test: urine dipstick for haematuria or infection, FBC for anaemia or bleeding disorder, and CA-125 levels.
21
Q

How should women suspected of endometrial cancer be investigated?

A
  • In women over age of 55 with postmenopausal bleeding, transvaginal ultrasound should be done within 2 weeks for endometrial cancer
  • Endometrial lining thickness is assessed. Acceptable depth is <5mm. It may miss some pathology so further testing may be required
  • Imaging in secondary care could include a CT or MRI of the uterus, pelvis and abdomen
22
Q

How should post-menopausal bleeding be managed?

A

Managed according to presentation

  • Vaginal atrophy: Topical oestrogens and lifestyle changes such as lubrication can help reduce the symptoms of vaginal atrophy. HRT can also be used
  • HRT dependant bleed: Different HRT preparations can be used to try to reduce this
  • Endometrial hyperplasia: Usually dilatation and curettage is performed to remove the excess endometrial tissue
23
Q

What are side effects of HRT?

A
  • Nausea
  • Breast tenderness
  • Fluid retention and weight gain
24
Q

What are potential complications of HRT?

A
  • Increased risk of breast cancer (1.26 Relative Risk at 5 years)
    • Increase by addition of progestogen
    • Risk of breast cancer begins to decline when HRT is stopped and by 5 years reaches same level as women who have never taken HRT
  • Increase risk of endometrial cancer
    • Reduced by addition of progestogen but not eliminated completely
  • Increase risk of venous thromboembolism
    • Increased by addition of progestogen
    • Transdermal HRT does not appear to increase risk of VTE
    • NICE state women requesting HRT who are at high risk for VTE should be referred to haematology before starting any treatment
  • Increase stroke risk
  • Increase risk of ischemia heart disease if taken more than 10 years after menopause
25
Q

What are clinical signs of Atrophic Vaginitis?

A
  • Vaginal dryness
  • Dyspareunia
  • Vagina may appear pale
  • Occasional spotting
26
Q

How is Atrophic Vaginitis managed?

A
  • Vaginal lubricants and moisturisers. If It doesn’t help, then topical oestrogen cream can be used
27
Q

What are the types of Urogenital Prolapse?

A
  • Cystocele, Cystourethrocele: womans bladder bulges into her vagina
  • Rectocele: tissue between rectum and vgina (rectovaginal septum) becomes week and thin overtime resulting in prolapse the rectum into the vagina
  • Uterine prolapse
  • Urethrocele
  • Enterocele: herniation of the pouch of Douglas, including small intestine, into the vagina)
28
Q

What are the degrees of Uterine prolapse?

A
  • 1st Degree: Cervix drops into the vagina
  • 2nd degree: Cervix drops to level just inside opening of vagina
  • 3rd degree: Cervix is outside the vagina
  • 4th degree: Entire uterus is outside the vagina. Condition is also called procidentia. Causes by weakness in all supporting muscles
29
Q

What are risk factors of Urogenital Prolapse?

A
  • Increasing age
  • Obesity
  • Spina bifida
  • Multiparity, vaginal deliveries
30
Q

What is the presentation of Urogenital Prolapse?

A
  • Sensation of pressure, heaviness, bearing down
  • Dragging discomfort in vagina
  • Urinary symptoms: frequency, incontinence, urgency
  • Feeling or seeing bulge or lump coming out of your vagina
  • Discomfort or dumbness during sex
31
Q

What is the management of Urogenital Prolapse?

A
  • Asymptotic and mild prolapse then no treatment
  • Conservative management: weight loss, pelvic floor muscle exercises, stop smoking
  • Ring pessary: plastic or silicone device that fits into the vagina to support pelvic organs and hold up the uterus.
  • Surgery
32
Q

What are surgical options for treating Urogenital Prolapse?

A
  • Cystocele/Cystourethrocele: anterior colporrhaphy, colsuspension
  • Uterine prolapse: hysterectomy, sacrohysteropexy
  • Rectocele: posterior colporrhaphy
  • Sacrocolpopexy or Sacrospinous fixation: Operations that aim to lift up and attach your uterus or vagina to a bone towards bottom of spine or ligament with your pelvis
33
Q

What are risk factors for Urinary Incontinence?

A
  • Advancing age
  • Previous pregnancy and childbirth
  • High body mass index
  • Hysterectomy
  • Family history
34
Q

What are classifications for Urinary Incontinence?

A
  • Overactive Bladder (OAB)/Urge Incontinence: due to detrusor overactivity
  • Stress Incontinence: leaking small amounts when coughing or laughing. Mechanism is due to incompetent urethral sphincter. There is positional displacement of bladder neck or intrinsic sphincter weakness
  • Mixed Incontinence: both urge and stress
  • Overflow Incontinence: due to bladder outlet obstruction
35
Q

When should Vesicovaginal fistulae be suspected?

A
  • Vesicovaginal fistulae should be suspected in patients with continuous dribbling incontinence after prolonged labour and from an area with limited obstetric services.
36
Q

What are the initial investigations for Urinary Incontinence?

A
  • Bladder diaries should be completed for a minimum of 3 days
  • Vaginal examination to exclude pelvic organ prolapse and ability to initiate voluntary contraction of pelvic floor muscles (‘Kegel’ exercises)
  • Urine dipstick and culture
  • Urodynamic studies
  • Pads testing
37
Q

What are the investigation results for Stress Incontinence?

A

Examination

  • Mobile bladder neck when patient performs valsalva
  • May be prolapse: cystocele, urethrocele

Cystometry

  • Normal capacity bladder
  • Leakage in the absence of detrusor pressure rise
  • Provoked by cough test
  • Usually small to moderate loss
38
Q

What are the investigation results for Urge Incontinence?

A

Examination

  • May demonstrate leakage on coughing and signs of nervous system involvement

Cystometry

  • Reduced capacity bladder
  • Leakage with detrusor pressure rise
  • Often large loss
  • Trigger include running water, washing hands
39
Q

What is the general management for Incontinence?

A
  • Sensible fluid intake. Reduce tea, coffee and alcohol
  • Mobility aids or downstairs toilets.
  • Pads, bedpans and commodes
40
Q

How is Urge Incontinence managed?

A
  • Conservative
    • Bladder retraining – last minimum of 6 weeks and idea is to gradually increase intervals between voiding.
    • Electrical stimulation can also be used for temporary relief
  • Medical management
    • Antimuscarinics are 1st line: oxybutynin, tolterodine, tropsium or darifenacin
      • Immediate release oxybutynin avoided in frail older women
    • Mirabegron (beta-3 agonist) useful if there is a concern about anticholinergic side effects in frail elderly patients
  • 2nd line treatment is Botulinum toxin
41
Q

How is Stress incontinence managed?

A
  • Pelvic Floor Muscle Training: recommend at 8 contractions performed 3 times per day for minimum of 3 months
  • Surgical procedures (e.g. retropubic mid-urethral procedures)
    • Tension free vaginal tape (other tape are transobturator tapes and single incision tapes
      • Cx: Difficulty emptying bladder completely, and urge incontinence
    • Burch colsuspension
      • Cx: Difficulty emptying bladder completely, discomfort during sex and UTIs
    • Periurethral injections
  • Duloxetine offered to women if they decline surgical procedures
42
Q

What is the mechanism of action and side effects of Duloxetine?

A

Combined noradrenaline and serotonin reuptake inhibitors

  • Mechanism of action: increased synaptic concentration of noradrenaline and serotonin within the pudendal nerve leads to increased stimulation of urethral striated muscle within the sphincter causing enhanced contraction
  • Side effects: nausea, dry mouth, extreme tiredness, and constipation
43
Q

What is Sacrocolpopexy, Anterior colporrhaphy, and Vaginoplasty?

A
  • Sacrocolpopexy: Procedure that suspends the vaginal apex to the sacral promontory. Support is usually afforded by the uterosacral ligaments.
  • Anterior colporrhaphy: Vaginal wall repair following a cystocele.
  • Vaginoplasty: Reconstruction of the vagina for ‘tightness’ following childbirth