Exam 3 Abn Preggo 3 Flashcards

1
Q

Placenta Previa is?

Cause?

A

Placenta near or over cervical os
Most C cause of 3rd tri bleeding

Unclear

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2
Q

Placenta Previa risk factors? (4)

A

Multiples
Old mom
Smoking/Cocaine
Hx of C-Sec or uterine surgery

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3
Q

Placenta Previa: Complete?

Partial?

Marginal?

Low-lying?

A

os completely covered

os partially covered

edge at margin of os

near but doesn’t reach os

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4
Q

Placenta Previa presentation?

A

PAINLESS vag bleed in late 2nd or 3rd tri

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5
Q

Placenta Previa diagnostics?

A

Transabdominal US -> confirm w/ TVUS

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6
Q

Placenta Previa mgmt? (3)

A

NEVER do bimanual/cervical exam!
Preterm w/o active bleed: corticos < 34 wks, C-Sec at 37 wks
Spont labor or hemorr: immediate C-Sec

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7
Q

Placenta Previa complications?

A

Preterm delivery/death

Other placental issues

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8
Q

Abruptio Placentae is?

A

Abn premature separation of otherwise normal placenta

Complete, partial or marginal separation

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9
Q

Abruptio Placentae risk factors? (6)

A
Multiples
Old mom
Smoking/Cocaine/Meth
Thrombophilias
Prior abortion
Abdominal trauma
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10
Q

Abruptio Placentae presentation? (5)

A
2nd/3rd tri bleed
Hemorr + abd pain most C
Fetal distress
Rigid abdomen
DIC
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11
Q

Abruptio Placentae mgmt? (3)

A

Stabilize
Deliver if fetus distressed
Corticos <34 wks

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12
Q

Vasa Previa is?

A

Fetal bv run through membranes b/w baby and cervix

Membrane rupture = fetal bv rupture and death

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13
Q

Vasa Previa risk factors? (4)

A

Multiples
2nd tri low-lying placenta
Bi-lobed placenta
InVitro preggo

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14
Q

Vasa Previa presentation?

Diagnostics?

A

Vag bleed w/ memb rupture and specific fetal heart changes

Color Doppler US

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15
Q

Vasa Previa mgmt? (3)

A

Inpt 3rd tri
Corticos < 34 wks
C-Sec @ 35 wks

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16
Q

Premature Rupture of Membranes (PROM) is?

Why do we care?

A

Rupture before labor

Risk of preterm labor, prolapsed cord, placenta separation, uterine infection

17
Q

PROM risk factors? (6)

A
SMOKING
Prior PROM
Short cervix
Prior preterm
Multiples
Polyhydramnios (excess amniotic fluid)
18
Q

PROM confirmation? (3)

A

Confirm fluid is amniotic (pH test)
Fetal lung maturity
Avoid vag exam

19
Q

PROM mgmt? (3)

A

> 34 wks -> induce
24-34 wks -> inpt steroids/ABX/Mg
+ chorioamnionitis (bacterial inf of fetal memb) = prompt delivery

20
Q

Postterm Labor is?

Why do we care? (2)

A

Pregnancy 42+ wks

Risk of Stillbirth, Fetal dysmaturity synd (malnutrition)

21
Q

Postterm Labor risk factors? (6)

A
Nulliparity
Previous postterm
Male baby
Fetal anecephaly
Obese mom
Old mom
22
Q

Postterm Labor mgmt? (3)

A

Induce at 41 wks
Serial NST/BPP
Fetal kick counts daily