miscarriage

By definition, pregnancy loss occurring before 20/40

clinical presentation

Bleeding Pain Cervix USS findings
Threatened + +/- closed haematoma?
Inevitable +++ ++ open ?viable foetus
Incomplete ++ +++ open retained products of conception
Complete +/- +/- closed empty uterus
Missed - +/- closed empty uterus
  • Hypotension and relative bradycardia →cervical shock?
    • vagal stimulation from products at cervix
  • "Pregnancy of unknown location" = ↑ HCG but no pregnancy identified on USS

management

unstable

  • Resuscitation as per Impending bleeding doom
  • PV examination → cervical shock = clearing products of conception can resolve this
  • Ergometrine?
  • Anti-D

stable

  • Septic miscarriage:
  • Expectant: 7-14d, safety-netting (inevitable, missed)
    • Unless ↑ risk haemorrhage, previous bad experience, infection
    • threatened miscarriage – 97% have normal outcomes if fetal heart activity present
  • Medical: if ongoing s/s, offer misoprostol PO/PV + pregnancy test after 3/52
    • May need Anti-D
  • Surgical: for incomplete miscarriage → evacuation of retained products. offered if s/s ongoing after 14d
    • PO abx
    • oxytocin post-procedure
  • Offer ongoing support!
    • 80% chance of live birth after 2 miscarriages