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5 Cards in this Set
- Front
- Back
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Definition of postterm pregnancy
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Pregnancy that has extended to or beyond 42 weeks
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Risk factors for postterm pregnancy
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Primigravida
Prior postterm pregnancy Maternal and paternal genetic factors If Mum was postterm Male fetal gender Maternal obesity |
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Consequences of postterm pregnancy for fetus
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Stillbirth
Early neonatal deaths Asphyxia, mec aspiration, intrauterine infection Macrosomia - prolonged labour, shoulder dystocia, cephalophalic disproportion - risk of birth injury |
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Maternal consequences of postterm pregnancy
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INcreased frequency of 3rd and 4th degree tears
Labour abnormalities Caesarean delivery |
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Management of postterm pregnancy
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Induction at 40 + 10 weeks regardless of cervical status
Expectant management with fetal monitoring (amniotic fluid volume assessment; BPP; oxytocin challenge test Continuous electronic fetal monitoring during pregnancy Assess cervical favourability - Bishop score 1. Medicine into vagina - pessary (cervidil) 2. AROM 3. Syntocinon - bring on contractions NB: risk of stillbirth doubles at 42 weeks Risks of induction - hyperstimulation (contractions too fast) - fetal distress |
