Gynaecology - Menstrual disorders: AUB, Amenorrhea and Menopause, Dysmenorrhoea Flashcards
FIGO definition of normal menstruation
FIGO classification of AUB
AUB
Ddx
AUB
Approach and history taking questions
Heavy menstrual bleeding
Ddx
HMB
Approach and history taking questions
HMB
Physical exam
HMB
First line Ix
Blood test:
- CBC: Hb, platelets
- Pregnancy test: to exclude pregnancy → must be done (or document no unprotected sex) before EA
- ± clotting profile: if HMB since menarche, or FHx +ve
- ± Fe profile: for Fe def anemia
- ± TFT: only when clinically symptomatic (uncommon)
Further investigations:
- Endometrial aspirate/sampling (EA) (子宮內膜吸取術)
- Hysteroscopy (宮腔鏡檢查術) ± endometrial biopsy
- Pelvic US when suspect structural pathology
- Saline infusion sonography (sonohysterography, SIS)
Endometrial aspirate
Indications
Process
Hysteroscopy and endometrial biopsy
Indications
Process
Compare TAUS and TVUS
Saline Infusion sonography
Indication and use
HMB
Medical management options
Hormonal treatment:
- Combined OC pills (COCP): 1st line unless C/I
- Levonorgestrel IUD (Mirena): also 1st line unless C/I
- High-dose oral progestin: if prefer to avoid or C/I to estrogen
- Danazol: a/w significant S/E, NOT used nowadays
- Gonadotrophin-releasing hormone agonist (GnRHa): a/w significant S/E, NOT used nowadays
Non-hormonal treatment:
- NSAIDs: e.g. mefenamic acid (Ponstan)
- Tranexamic acid (TXA, Transamin): antifibrinolytic agent (flow control only)
- Fe supplement: FeSO4 300mg BD ×12w
HMB
Surgical management options
Endometrial ablation (子宮內膜去除術)
Hysterectomy (子宮切除術)
- Abdominal hysterectomy (AH)
- Vaginal hysterectomy (VH): approach through vaginal introitus
- Laparoscopic hysterectomy (LH)
- ± concurrent oophorectomy: preferred when near menopause: ovaries no use after menopause
HMB
COCP
- Forms
- MoA
- Effect
- Advantage
- S/E
- C/I
HMB
Mirena
- MoA
- Effect
- Advantage
- S/E
- C/I
HMB
High-dose oral progestin
- Forms
- MoA
- Advantage
- S/E
HMB
Mefenamic acid
- MoA
- Effect
- Use
HMB
Transamin
- MoA
- Max dose
- C/I
HMB
Endometrial ablation
- Indications
- C/I
- Preoperative preparation
- Procedure
- Complications
HMB
Hysterectomy
- Indication
- Choice of route of hysterectomy
Intermenstrual and Irregular Bleeding
Ddx
IMB
History taking questions
IMB
PE
IMB
First line investigations
IMB
Management options
Post coital bleed
Ddx
Post coital bleed
Management flowchart
Post menopausal bleed
Definition
Ddx
Post menopausal bleed
History taking questions
PE
PMB
First-line investigations
Treatment options