Gynae Flashcards

(162 cards)

1
Q

List the 4 stages of female pubertal development and the hormone(s) which control it

A

1a. Growth acceleration (GH and gonadal steroids)
1b. Breast development (subareolar; thelarche) (ovarian oestrogen)
2. Pubic and auxiliary hair (adrenarche) (ovarian and adrenal androgens)
3. Menarche

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2
Q

Describe the physiological process behind the change in the hypothalamic-pituitary ovarian axis in puberty

A

Hypothalamo-pituitary-ovarian axis reactivates (been dormant since 3-4m old)

Loses sensitivity to suppression by low gonadal steroid levels during childhood

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3
Q

Describe the endocrine events in the onset of puberty

A
  1. Sleep pulsatile FSH + LH release, eventually becomes 247

2. → ovarian oestrogen production

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4
Q

What is delayed puberty defined as ?

A

Absence of pubertal features by 13y/o

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5
Q

What is primary amenorrhoea defined as ?

A

No menarche by 14y/o + no sexual characteristics
OR
No menarche but other sexual characteristics developed

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6
Q

Which days in the menstrual cycle are the menstruation/proliferative/secretory (luteal) phase?

A

Day 1-4: menstruation
Day 5-13: proliferative
Day 14-28: secretory

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7
Q

Describe the endocrine events occur in the proliferative phase (3)

A

GnRH pulses from hypothalamus stimulate pituitary FSH/LH release ⇒ follicle development + follicle production of oestradiol + inhibin (-ve feedback on FSH so only 1 follicle/oocyte matures)

Oestradiol continues to increase + at maximum acts as +ve feedback ⇒ sharp LH rise

Oestradiol also ⇒ endometrium reform / proliferation

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8
Q

What endocrine changes occur in the luteal/secretory phase (2)

A

Follicle (egg released) becomes corpus luteum which produces oestrodiol + progesterone

If egg not fertilised, CL fails to continue producing oestrogen/progesterone ⇒ hormonal withdrawal ⇒ cycle starts again (endometrium sheds)

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9
Q

What cellular changes happen in the secretory phase? (3)

A

Enlarged stromal cells
Glands swell
Increased blood supply

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10
Q

What is the menopause defined as? (+ median age)
What age is classed as premature?

What time period does the perimenopause consist of?

A

= Permanent cessation of menstruation due to loss of ovarian follicular activity; median age 51

<40yrs = premature

Perimenopause = from 1st features to 12m post-LMP

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11
Q

What are the early effects of the menopause (3)

A

Irregular periods
Vasomotor (hot flushes, night sweats ⇒ sleep disturbance/irritability)
Psychological (memory loss)

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12
Q

What are the intermediate effects of the menopause? (3)

A

Skin atrophy (wrinkles)
Genital tract atrophy (dryness/dyspareunia)
Urinary tract atrophy (UTI/freq/urge/noct/incontinence)

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13
Q

What are the late effects of the menopause? (3)

A

Cerebrovascular accident
Cardiac disease
Bone fractures / osteoporosis

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14
Q

What 2 types of investigations can be done for ovarian failure in menopause?
When are they each measured?

A

FSH + LH ⇒ high = suggests less oocytes in ovary
FSH measured b/wn d2-5 - avoids normal cycle changes (FSH high pre-ov + low luteal)

Anti-Muillerian Hormone = low levels consistent with ovarian failure
Measurable any day (stable throughout cycle)

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15
Q

What is the incidence of osteoporosis in menopausal women?

What BMD is classed as osteopenia / osteoporosis?

A

1/3rd of >50s

-1 to -2.5 = osteopenia
less than -2.5 = osteoporosis

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16
Q

What common fractures are seen in osteoporosis? (3)

A

Wrist (Colle’s)
Hip
Spine

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17
Q

What drugs are used for osteoporosis ? (4)

A

Vit D supplements
Strontium
Raloxifene
Bisphosphonates

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18
Q

What are the genetic RFs for osteoporosis? (2)

A
Female
FH fractures (esp 1st degree w/ hip fracture)
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19
Q

What are some environmental RFs for osteoporosis? (2)

A

Smoking

Alcohol abuse

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20
Q

What are some constitutional (physical) RFs for osteoporosis? (2)

A
Low BMI
Early menopause (<45)
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21
Q

What types of drug is a RF for osteoporosis?

A

Corticosteroids (high-dose > 5mg/d)

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22
Q

What other conditions are RFs for osteoporosis? (7)

A

RA

Sedentary lifestyle
Low Ca intake

Malabsorption
Chronic liver disease

Hyperthyroidism /hyperparathyroidism
Hypergonadism

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23
Q

What different types (+names) of hormones are used in HRT? (4)

A

Oestrogens (oestradiol/oestrone/oestriol)
Progesterones (levonogesterol/norethisterone)
Androgens (testosterone)
Tibolone

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24
Q

What is tibolone? How does it work / its actions?

What beneficial effects for the pt? (5)

A

= synthetic steroid
converted in vivo into metabolites
oestrogenic/progesterogenic/androgenic)

Period-free
Treats vasomotor + psychological + libido + conserves bone mass

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25
What HRT regimen would be used for a women who's had a hysterectomy?
Oestrogen alone (unopposed)
26
How is concern for a subtotal hysterectomy (endometrial/cervical remnants) Dx?
Presence/absence bleeding in sequential HRT
27
What HRT regimen is used in women with a uterus?
Progesterones combo w/ oestrogens (to reduce risk of endometrial cancer) Sequential (withdraw bleed every 2m) Continuous (no bleeds) - only >55 and LMP>2yrs
28
When + which topical oestrogen's are used?
For urogenital symps (long term as return on cessation) Low-dose naturals used: Oestradiol creams/pessaries Oestriol tablet/ring
29
What are the risks of HRT?
``` Breast cancer (with combined) - Endometrial cancer (unopposed) VTE (oral) Gallbladder disease (oral) ```
30
List some causes of menorrhagia (6 anatomical; 2 medical)
``` Fibroids (30%) Polyps (10%) (cervical/endometrial) Malignancy (cervical/endometrial) Ovarian tumour Pelvic inflammatory disease Adenomyosis ``` Thyroid disease Von Willebrands / anticoagulation
31
What symptoms(2) / signs (4) seen in menorrhagia?
Flooding Passing clots Anaemia Irregular enlarged uterus (fibroids) Tenderness w/o enlargement Ovarian mass
32
What 5 investigations can be done for menorrhagia? (+ assessing what?)
``` Hb (anaemia) Thyroid (if Hx suggestive) Coag (if Hx suggestive) Transvaginal USS (fibroid/polpys/mass) Hysteroscopy (endometrial biopsy) ```
33
When is an endometrial biopsy (by hysteroscopy) indicated for menorrhagia? (4)
Endometrial thickness >10mm or suggestive of polyps >40yrs Menorrhagia w/ IMB No response to treatment
34
What is the 1st line pharmacological treatment for menorrhagia? What is 2nd line? (3) What is 3rd line? (2)
1st line = IUS 2nd line = COC, fibrinolytics (tranexamic acid), NSAIDs (mefanamic acid) (last 2 are 1st line if trying to conceive) 3rd line = progesterones (oral/IM), GnRH analogues
35
What surgical treatments can be done (if medical fails)? (6)
Hysteroscopic: polyp resection, endometrial ablation (inc basal), transcervical fibroid resection (submucosal), myomectomy (conserve fertility) - use GnRH agonist b4 Uterine aa embolisation Hysterectomy
36
What is the incidence + cause + treatment of primary dysmenorrhoea?
50% with menarche (severe in 10%) No organic cause NSAIDs (mefanamic) / COC (ovulation suppression)
37
What is dysmenorrhoea due to? (3)
High levels of prostaglandins in endometrium Uterine contraction Uterine ischaemia
38
List 5 pelvic pathological causes of secondary dysmenorrhoea
``` PID Fibroids Ovarian tumours Adenomyosis Endometriosis ```
39
What other conditions/symptoms is secondary dysmenorrhoea assoc w.?
Menorrhagia Deep dyspareunia Oligomenorrhoea
40
What is 1st line management for dysmenorrhoea (2) | + 2nd line (2)
NSAIDs / COC | Pelvic USS / Laparoscopy
41
What are the possible causes of anovulatory cycles
Early/late reproductive years | PCOS
42
What pelvic pathologies may cause irregular/intermenstrual bleeding? (6)
``` Fibroids Polyps (uterine/cervical) Adenomyosis Ovarian cysts Chronic pelvic inflammation Malignancy (endomet/cervical/ovarian) - esp if older/ recent change ```
43
What investigations are done for irregular / intermenstrual bleeding? (2+3)
Same as menorrhagia: Transvaginal USS Hysteroscopy Bloods: testoserone, FSH/LH, cortisol (cushings)
44
What is the medical management of irregular periods (when no anatomical cause detected)
COC (1st line) Progesterones HRT (for perimenopausal erratic bleeding)
45
List 4 causes of post-coital bleeding + how each managed?
Cervical carcinoma (not covered in healthy squamous + bleeds after mild trauma: important to exclude) → smear/colposcopy Cervical ectropion → cryotherapy Cervical polyps → remove + to histo Cervicitis / vaginitis
46
List the causes for post-menopausal bleeding (6)
``` Cervical carcinoma / polyps Endometrial carcinoma / polyps Ovarian carcinoma Cervicitis Atrophic vaginitis Sequential HRT ```
47
List 2 causes for purulent bloody discharge
``` Endometrial carcinoma Diverticular abscess (rare) ```
48
What investigations are done for post-menopausal bleeding? (3)
Check up-to-date smear Pelvic Examination (bimanual + speculum) Transvag USS
49
What does increased thickness / fluid filled cavity on transvaginal USS suggest
Risk of malignancy / hyperplasia / polpys
50
What is the criteria for biopsy in PMB? How is it done as outpatient? Why would an inpatient admission be required ?
>4mm OR >1 PMB episode Paracervical local anaesthetic If local not tolerated / endometrial polyp / restricted vaginal access (atrophic) - hysteroscopy under GA
51
Define primary amennorhoea Define secondary Defone oligomenorrhoea
``` Primary = not started by 16yrs Secondary = normal menstruation for 6m+ Oligomenorrhoea = menstruation b/wn 35d-6m ```
52
List some non-pathological causes of amenorrhoea (2 primary + 4 secondary)
Constitutional delay Drugs Lactation Pregnancy Menopause Drugs
53
List some pathological causes of amenorrhoea (both primary and secondary) (8)
Psychological Anorexia nervosa Athleticism Hyper/hypothyroidism Hyperprolactinaemia Adrenal tumour/hyperplasia PCOS Premature ovarian failure
54
List some pathological causes of amenorrhoea specific to primary (4)
Transvaginal septum Imperforate hymen Turners / gonadal dysgeneses Androgen insensitivity
55
List some pathological causes of amenorrhoea specific to secondary (2)
Ashermans syndrome | Cervical stenosis
56
What investigations can be done to confirm Dx of physiological (constitutional) delay of menarche
Maternal FH Progesterone challenge test USS (confirms normal structures)
57
What is the incidence of endometriosis Who is it more common in Where does it occur
1-20% Nulliparous Throughout pelvis (anywhere) - esp uterosacral ligaments/ovaries
58
Describe the pathophysiology of endometriosis spread
Indiv factors (e.g. genetic predispo) Retrograde menstruation Lymph/blood etc for more distal foci
59
What are the complications/associated effects of endmetriosis
Progressive fibroids Chocolate cyst (endometrioma) Adhesions
60
What are the symptoms of endometriosis (6)
Asymptomatic Acute pain (choc cyst rupture) Chronic pelvic pain (pre-menstrual dysmen / deep dyspareunia) Subfertility Menstrual problems Cyclical bladder/bowel probs during period (pain ± bleeding)
61
What may be seen O/E in endometriosis (4)
Normal pelvic exam (in mild) Tenderness/thickening behind uterus/andexa Uterus poss retroverted Uterus poss immobile (adhesions)
62
How is endometriosis Dx?
Laparascopy ± biopsy
63
What are some DDx for endometriosis (5)
``` Adenomyosis PID Chronic pelvic pain Pelvic mass IBS ```
64
``` What are the medical management options for endometriosis (5) How do (most of them) work? ```
``` Analgesics (NSAIDs, paracetamol, opiates) GnRH analogues (pituitary overstim - menopausal SEs) ``` COC Progesterone pill Mirena IUS
65
What are the surgical management options for endometriosis? (3)
Laparoscopic laser ablation/diathermy/scissors ± adhesiolysis Ovarian cystectomy Hx-tomy + bilat salp-oo (BSO) - for severe/older
66
What is adenomyosis? Who is it seen in What conditions is it assoc w.?
Endometrium within myometrium Common around 40y/o Assoc w. endometriosis + fibroids
67
What are the clinical features of adenomyosis (3) | + How is it Dx?
Asymp Painful/heavy menstruation Mildly enlarged + tender uterus Dx - MRI
68
How is adenomyosis managed?
COC/IUS ± NSAIDs (for menorrhagia/dysmen) | Hx-tomy often required
69
What is the prevalence of fibroids?
25% women
70
What are the RFs (3) + avoidance factors (2) for fibroids
RFs: Near menopause Afro-Caribbean FH Avoidance factors: Parity COC/Depo
71
What are the 6 possible structural sites/types of fibroids?
``` Subserous polyp Subserous Intramural Intra-cavity polyp Subserous Cervical ```
72
Fibroids: symptoms (5)
``` Menorrhagia Dysmenorrhoea Intermenstrual bleeding Pressure effects Subfertility ```
73
List some possible complications of fibroids normally (3) | + in pregnancy (3)
Torsion of pedunculated fibroid (postpartum) Malignancy (0.1% risk leiomyosarcoma) Degeneration from ↓ blood supply (haemorrhage/necrosis/tenderness) Preterm labour Abnormal/transverse lie Obstructed labour
74
What investigations (3) can be done for fibroids?
USS MRI (distinguish b/wn ovarian mass + fibroid) Laparoscopy
75
When is treatment done for fibroids? | What treatments are available for fibroids? (3)
Only if symptoms / fast-growing Hysterectomy Myomectomy Uterine aa embolisation
76
What are the risks of a myomectomy
Peri-op haemorrhage Adhesions Uterine rupture during labour
77
What 3 acute things may occur with an ovarian cyst?
Rupture Haemorrhage (into cyst) Torsion
78
What is a bartholin cyst? + abscess | How is it treated?
Blockage of bartholin gland (lubrication for coitus) Infection (staph/E.Coli) = abscess Incision / Drainage / Suture open (prevent reformation)
79
What USS findings in a polycystic ovary (PCO)
Transvaginal USS shows multiple (12+) small (2-8mm) follicles
80
What are the criteria for PCOS (2 of 3) + List some other features (non-criteria)
PCO on USS Hirsutism (clinical/biochem) Irregular cycle (>35d) Obesity Asymptomatic Anovulatory infertility
81
How is PCOS caused (describe the physiology)
Mainly genetic ↑ Ovarian androgen production, due to: disordered LH production + peripheral insulin resistance/↑
82
What investigations can be done for PCOS (scans/bloods/other)
USS Testosterone ↑ Progesterone ↓ FSH - normal Prolactin - normal Diabetes screening Abnormal lipids
83
What may ↑↑↑ testosterone levels indicate? (rather than PCOS)
Androgen secreting tumour / congenital adrenal hyperplasia
84
List the long-term risks of PCOS (3)
``` Gestational DM (30% PCOS pts) Diabetes (50% PCOS pts) Endometrial malignancy (persistent anov) ```
85
List the possible complications of PCOS
Obesity Infertility Miscarriage
86
What are the treatment options for PCOS?
None if incidental find Wt loss if needed Infertility: clomifene/ ov diathermy/ metformin/ gonadotrophins/ IVF Hirsutism: pill / spironolactone / eflornithine face cream Menstrual: COC/IUS
87
``` Cervical ectropion: What is it? Who seen in? What clinical features (3) What seen O/E ```
Eversion of columnar epithelium (∴ visible) Young girls on pill Asymp / vaginal discharge / PCB Red area around cervical os
88
How do Acute + Chronic Cervicitis occur? | + List 1 complication of acute
Acute - STI (Complication: prolapse/ulceration) | Chronic - inflamm/infection of ectropion
89
Cervical polyps: Where originate from Who seen in What clinical features (3)
From endocervix Common >40yrs Asymp / IMB / PCB / PMB
90
How do nabothian cysts form?
Metaplastic squamous grows over endocervical columnar secretions
91
What histological features would be seen in: CIN1-2 CIN3 CIN4
CIN I-II: abnormal cells w/ larger nuclei proliferating in lower 1-2/3rds CIN III: abnormal cells occupying entire epithelium CIN IV: abnormal cells penetrated basement memb
92
List some causes/RFs of CIN (5)
``` HPV Low vaginal pH Oral contraceptive Smoking Immunocompromise (HIV/long-term steroids) ```
93
What management is done if smear result shows: Normal Mild dyskaryosis (borderline) Moderate / severe dyskaryosis Cervical glandular intraepithelial neoplasia
``` Normal - repeat every 3yrs (5yrs if >50) Mild - HPV-ve: back to routine recall Mild - HPV+ve: colposcopy Mod/Severe: colposcopy (/urgent) CGIN: colposcopy/hysteroscopy ```
94
How is CIN treated? | What are the poss complications of this treatment
Loop diathermy of abnorm transformation zone (LLETZ) | Post-op haemorrhage / Subsequent pre-term delivery
95
List some features/symptoms of cervical carcinoma (5) + List some later stage features (4)
``` Asymp PMB IMB PCB Offensive vaginal discharge ``` Pain Uraemia Haematuria Rectal bleeding
96
What investigations can be done for cervical carcinoma?(5)
``` Biopsy (Dx) Vaginal/rectal Ex (to stage) Cystoscopy (bladder involvement) MRI (TMN) Pts fitness for surgery (FBC/crossmatch/U&E/CXR) ```
97
List the diff stages of cervical carcinoma (1-4 dependant on invasion sites)
1. Uterus + cervix 2. Upper vagina 3. Lower vaginal / ureteric obstruction / pelvic wall 3. Bladder / rectum / beyond pelvis
98
What are the different managements for the different stages of cervical cancer? (1a i; 1a ii-2a; 2b+)
1a. i) Cone biopsy ± Simple Hx-tomy 1a. ii - 2a.) LN biopsy LNs -ve → Wertheim's (total Hx-tomy + connectives + LNs) 2b+ / LNs +ve → Chemo-radio w/o surgery
99
What are some of the symps that should be asked about in vulval conditions? (5)
``` Pruritis Superficial dyspareunia Soreness / Burning Discharge / Bleeding Lumps ```
100
What are some causes for Pruritis Vulvae? (I D-No)
Infection: Thrush / Warts / Lice / Scabies Dermatological: Eczema / Contact dermatitis/ Psoriasis / Lichen simplex-sclerosis-planus Neoplasia: Carcinoma / Pre-Malig
101
What are the features of Lichen simplex? (2) | What triggers? (3)
``` Severe pruritis (esp night) Hyper-po-pigmentation + thickening of major ``` Assoc w. irritants, stress, low Fe
102
What happens in lichen sclerosis? What conditions is it assoc w.? (3) What may it →?
Loss of collagen in vulval tissue Menopausal / Autoimmune / Thyroid 5% → vulval cancer
103
List 2 features of lichen planus | How is it treated?
Flat papular purple lesions Pain (>pruritis) Potent steroids (poss autoimmune)
104
What are some causes of vaginal discharge? (6)
Physiological BV Thrush Atrophic vaginitis Cervical eversion/ectropion Foreign body
105
List some RFs for vulval cancer (4)
Lichen sclerosis Immunosuppression (skin cancer type) Smoking Paget's
106
How does vulval cancer usually present? 5 features
``` Presents late Pruritis Bleeding Discharge Mass (majora/clit) Enlarged LNs (femoral → ext iliac) ```
107
How is vulval cancer managed? (3)
Wide local excisional biopsy Groin LN dissection biopsy Radiotherapy if LNs involved
108
What is the normal epithelium type in the vagina? Normal flora? Normal pH? What is the normal pH prepubertal/postmenopausal? What does this change in pH mean?
Squamous Lactobacillus pH < 4.5 (acidic) Atrophic + pH 6.5-7.5 (less resistance to infection)
109
What are some features of candidiasis? (4)
Vulval irritation/itching Superficial dyspareunia Dysuria 'Cottage cheese' discharge
110
What are the RFs for candidiasis infection? (3)
Pregnant Abx Diabetes
111
What are the features of bacterial vaginosis? (3) | What is a complication of BV
Grey/white fishy discharge Vagina not red / itchy pH high Complication: secondary PID or preterm labour
112
What are some features of Chlamydia STI? (3) How Ix/managed? What complications? (2)
Asymp (usually) Urethritis Vaginal discharge NAAT/PCR Doxy/azithro PID Reiter's syndrome (urethritis/conjunctivitis/arthritis)
113
What type of bacteria is gonorrhoea? What features? (4) What problems when managing it?
G-ve diplococcus Asymp (women) Vaginal discharge Bartholinitis/cervicitis Urethritis (men) Abx resistance
114
What pathogen involved in genital warts (condylomata acuminata)
HPV (may affect cervix + 16/18 oncogenic)
115
What are the symptoms of primary genital herpes infection? (4)
Systemic symptoms Lymphadenopathy Multiple painful ulcers Dysuria
116
What are the features of trichomoniasis vaginalis (parasite) infection? (3)
Offensive green discharge Vulval irritation Superficial dyspareunia
117
What are the features of syphilis primary (1) + secondary (3) infection? And complications of tertiary infection (rare) (3)
Primary: painless vulval ulcer Secondary: Rash, Flu-like symptoms, genital warty-like (condylomata lata) Tertiary: neurosyphilis, aortic regurg, dementia, locomotor ataxia
118
What are the RFs for HIV infection? (4)
Sub-saharan migration IVDU Lack of barrier contraception Sex w. high-risk males
119
What CD4 count is classed as AIDS
CD4<200 = AIDS
120
What ob/gynae complications can occur with HIV? (4)
Vertical transmission CIN (cervical neoplasia) higher risk (yrly smears) Candidiasis Menstrual disturbances
121
What groups of people would you suspect PID in? (3)
Young Sexually active Nulliparous
122
What anatomical areas can be involved / inflamed in PID? (4)
Endometritis Parametritis Bilateral salpingitis Perihepatitis (Fitz-High-Curtis adhesions)
123
List the clinical features that may be seen in PID? (5S + 5S)
``` Symptoms: Asymp Abdo pain (pelvic / RUQ in perihepatitis) Deep dyspareunia Abnormal bleeding Vaginal discharge ``` ``` Signs: Fever Tachycardia Bilateral lower abdo tenderness / peritonism Cervical excitation* Adnexal tenderness* ```
124
What things may be seen in PID in laparoscopy? (4)
Filmy adhesions Ovary buried beneath adhesion Ovary adherent to fallopian tube Swollen/blocked fallopian tube
125
What are some complications of PID? (3)
Chronic PID/ pelvic pain Subfertility (tubal obstruction) Ectopic pregnancy
126
What are the DDx of PID? (3) + what features determine between
Appendicitis (no cervical excitation) Ovarian cyst (would be unilateral) Ectopic pregnancy
127
What Ix are done if suspect PID? (2) | How is it managed? (2)
WCC / CRP raised Laparoscopy Dx IV Abx + analgesics (acute/chronic)
128
What are some causes of endometritis? (3)
Pregnancy complication Uterus instrumentation (C-Sec/ToP/SMM) Infection (Chlamydia/Gono/BV/E.Coli)
129
What are the clinical features of endometritis? (4)
``` Persistent heavy vaginal bleeding + pain O/E: Uterus tender Os open Poss fever/septicaemia ```
130
Where is the superior part of uterus lymph drained to? | + the inferior part?
Superior → common iliac nodes | Inferior → internal iliac nodes
131
List the RFs for endometrial cancer (8)
``` High oestrogen (production/oestrogen-secreting tumours) Obesity PCOS Prolonged amenorrhoea Unopposed HRT Late menopause Nulliparity Tamoxifen (agonist in postmeno uterus but antag in breast) ```
132
What are the clinical features of endometrial cancer? (3 symps + 2 O/E)
Post-Menopausal bleeding Irregular / IMB Menorrhagia (recent onset) Poss abnormal smear O/E: normal pelvis
133
What 3 factors determine level of investigations for endometrial cancer? What Ix can be done? (5)
Age Menopausal status Endometrial cancer symptoms USS +/or Biopsy (Pipelle/hysteroscopy) CXR / MRI (detect spread) Fitness assessment in elderly (FBC/Renal func/Gluc/ECG)
134
What is the management of endometrial cancer? (2)
Hysterectomy + BSO (abdo/lap) (unless pt unfit/disseminated) | Radiotherapy (if high-risk LN involvement)
135
What are some common causes of ovarian masses in: Premenopausal (4) Post-menopausal (2)
``` Premeno: Follicular/lutein cysts Dermoid cysts Endometriomas Benign epithelial tumour ``` Postmeno: Benign epithelial tumour Malignancy
136
What are some primary types of neoplasm in the ovary? (4) | Which are benign/malig
Epithelial tumours: Adenocarcinoma (Malignant: serous > mucinous) Endometroid carcinoma (malignant) Germ cell tumours (young): Teratoma / dermoid cyst (benign) Dysgerminoma (malignant)
137
What secondary metastases may → ovarian malignancy?
``` Breast cancer GI tract (inc. Krukenberg) ```
138
What are the RFs of ovarian tumours? (What are they related to) (3) What are the protective factors? (3)
RFs (related to no. ovulations): Early menarche Late menopause Nulliparity Protective factors: COC Pregnancy Lactation
139
What are some possible features of an ovarian tumour? (4) How may it present similarly to?
``` Abdo distension / mass Pain uncommon Urinary frequency/urgency PV bleeding Breast/GI symps (metastases) ``` May present similarly to IBS (but IBS usually presents in younger) Usually presents late
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What features may indicate the mass is more likely to be malignant? (6)
Older Rapid growth Bilateral masses Ascites Solid/septate on USS Vascular
141
Define the stages (1-4) of ovarian cancer
1. Confined to ovary 2. Confined to pelvis 3. Confined to abdo (e.g. omentum, SI, peritoneum) 4. Beyond abdo (lungs, liver)
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What Ix done in ovarian cancer? (4) How is the risk of malignancy estimated? (RMI)
CA125 + if raised → USS pelvis/abdo Also AFP + hCG (raised in germ cell tumours) RMI = U (USS score) x M (meno status) x CA125
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How is ovarian cancer normally managed? + if wanting to preserve fertility? (3) What is the prognosis for ovarian malignancy?
Chemo if 1c+ (+ response monitored by CA125) + Assess fitness for surg Total Hx-tomy + BSO + partial omentectomy LN biopsy/removal To preserve fertility can leave uterus + unaffected ovary <35% 5yr survival due to late presentation
144
What structures make up | Level 1 of the pelvic floor (2) + Level 2 (1) + Level (2)
Level 1: cardinal + uterosacral ligaments Level 2: endopelvic fascia (→ lateral pelvic walls) Level 3: perineal body + legator ani
145
What factors determine urinary filling? (2) What factors determine urinary voiding? (2) How much can a normal bladder hold? At what ml will you normally get the 1st urge to void?
Filling: bladder capacity + urethral sphincter competency Voiding: detrusor contractility + urethral relaxtion Normal = 500ml 1st urge = 200ml
146
What is the micturition reflex?
Bladder distension → parasymp afferents to pons → Modified by cortex (relax/contracts pelvic floor) → Efferent parasymp contracts detrusor (+ symp eff inhib)
147
What factors/ areas of pressure determine urinary continence?
Depends on: urethral pressure > bladder Urethral: sphincter tone / pelvic floor / intra-abdo pressure Bladder: detrusor tone + intra-abdo pressure
148
What are some causes of prolapse? (5) think KITTENS
``` Congenital Iatrogenic (pelvic surg) Pregnancy / vaginal delivery Chronic predispo (obesity/cough/constipation/heavy lifting) Menopause (collagen deterioration) ```
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What are some features of prolapse? (6)
Asymp Dragging/lump sensation (somethings coming down) Worse end of day / standing Back pain (rare) Severe - interferes with SI Severe - ulcerate/bleed
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What Ix can be done if suspect prolapse? (3)
Ex: Sims speculum (allows separate inspection of ant/post walls) Urodynamic testing (if urinary symptoms main prob) Assess fitness for surg (FBC/Renal/ECG/CXR)
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How is prolapse managed? (6)
Wt loss Smoking cessation (cough) Physio Pessaries (shelf/ring - replace every 6-9m) Hx-tomy (40% → vaginal vault prolapse) Hysteropexy
152
What are the causes of urinary incontinence? (4)
``` Detrusor instability (overactive bladder - OAB) Stress incontinence (raised intra-abdo pressure) (50%) Neurogenic/obstructive overflow incontinence Bypass thru fistula ```
153
How does stress incontinence occur? (what physical changes) | List the causes (6)
Weak pelvic floor support → Bladder neck slips below → Neck not compressed with raised intra-abdo pressure Preg/ vaginal delivery Prolonged labour Forceps Age Obesity Prev Hx-tomy
154
What features may stress incontinence co-exist with? (3) | What may be seen O/E in stress incontinence? (3)
Urinary urge / freq Faecal urge O/E: Sims speculum leakage on cough Poss urethro/cystocele Normal abdo palp (exclude distended bladder)
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How is stress incontinence managed? (7) | Which management strategy is 1st line
``` Conservative: Wt loss Smoking cessation Avoid excessive fluid intake Physio pelvic floor muscle training (PFMT) - 1st line for 3m ``` ``` Medical: SNRI drugs (enhance urethral sphincter but many SEs) ``` Surgical: Tension-free vag tape / trans-obturator tape Injectable periurethral bulking agents (for elderly, less invasive)
156
What is the difference b/wn urodynamic stress incontinence + just stress incontinence?
Urodynamic = Dx disorder from cystometry | Stress incontinence = a symptom
157
What are the different urinary investigations and the indications for each? (6)
Urine dipstick: Nitrites - infection Glucose - diabetes Blood - carcinoma/calculi Urinary diary (assess bladder capacity) Post-micturition USS / catheterisation (exclude chronic retention) Cystometry (before SI surgery / failure of lifestyle changes / failed OAB therapy)
158
List the causes of overactive bladder (4)
I - idiopathic I - iatrogenic post-USI surgery T - provocation with cough (confused with SI) N - detrusor overactivity from underlying neuropathy (e.g. MS)
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List some features of overactive bladder (6)
``` Frequency Urgency / urge incontinence Nocturia Nocturnal enuresis / at orgasm H/o childhood enuresis Stress incontinence ```
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What are the conservative measures of an overactive bladder? (4) And pharmacological management? (3)
``` Conservative: Avoid excessive fluid intake Avoid caffeine Review bladder altering drugs (e.g. diuretics, anti-psychotics) Bladder training ``` Pharmacological: Anticholinergics - 1st line (suppress detrusor activity) Oestrogen (most symps develop after menopause) Botox - 2nd line
161
What are the general risks in gynae surgery? (4) | + how prevented
VTE - thromboprophylaxis Infection - prophylactic Abx for major abdo/vaginal surg Bladder damage - routine catheterisation Bowel damage
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Describe what VTE prophylaxis measures are taken in gynae surgery What categorises Low/Mod/High risk
COC usually stopped 4wks prior to major abdo surg HRT stopped / if not, LMWH used Low risk: minor/major <30mins, no RFs Mod risk: >30mins, obesity, varicose vv's, immobility → stocking ± LMWH High risk: ≥3RFs → LMWH 5d