OB Uworld Flashcards

1
Q

causes of asymmetric fetal growth restrictions

A
vascular disease like HTN and preeclampsia and DM
antiphospholipids Ab
autoimmune
cyanotic cardiac disease
substance abuse
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2
Q

causes of symmetric fetal growth restrictions

A

genetic
congenital heart disease
intrauterine infections: malaria CMV, rubella, toxo, varicella)

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3
Q

causes of variable heart decelerations

A

cord compression
oligohydramnios
cord prolapse

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4
Q

Tx variable decelerations

A

maternal repositioning to left lateral then if fail to improve do amnioinfusion

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5
Q

PPROM and fetus has bilateral renal agenesis

next step

A

allow spontaneous vaginal delivery because baby wont survive anyway

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6
Q

when to do C section no matter what

A

prior classic cesarean (vertical)

myomectomies

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7
Q

postpartum endometritis

A

fever greater than 100.4 outside first 24 hours postpartum

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8
Q

risk factors postpartum endometritis

A

prolonged rupture of membranes
prolonged labor >12 hours
C section
use of intrauterine pressure catheters or fetal scalp electrodes

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9
Q

signs Sx of endometritis postpratum

A

fever, uterine tenderness foul smelling lochia and leukocytosis

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10
Q

pathogens in postpartum enodmetritis

A

polymicrobial

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11
Q

Antibiotics for postpartum endometritis

A

clinda and genta IV

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12
Q

low grade fever and leukocytosis in first 24 hours postpartum

A

normal

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13
Q

management of missed spontaneous abortion

A

D and C

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14
Q

indication for induction labor for fetal demise

A

when coagulation studies are low normal range

impending DIC

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15
Q

chorioamninitis

A

prolonged rupture of membranes

>18 hours

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16
Q

Dx chorioamnionitis

A

maternal fever and 1+:

  • uterine tenderness
  • maternal or fetal tachy
  • malodorous amniotic fluid
  • purulent vaginal discharge
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17
Q

risk factor for chorioamnionitis

A

prolonged rupture of membranes

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18
Q

management chorioamnionitis

A

broad spec antibiotics and delivery

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19
Q

Dx intrauterine fetal demise

A

US

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20
Q

patient has confirmed intrauterine fetal demise and passes baby. next step to address?

A

autopsy to determine cause and if can prevent for future pregnancies

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21
Q

when is serial bhCG monitoring required post delivery

A

for molar pregnancies

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22
Q

what can you give patient if want to pass their spontaneous abortion at home

A

misoprostol

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23
Q

when to give anti D Ig or rhogam

A
28-32 weeks in Rh negative patient
within 72 hours of delivery
ectopic
molar
CSV or amniocentesis
abdominal trauma
2nd and 3rd trimester bleeding
external cephalic version
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24
Q

management for preterm labor

A

tocolytics, NSAIDs

corticosteroids and MgSO4 for neuroprotection

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25
Q

risk for fetus if mom has Hx of anorexia nervosa

A

higher risk for baby small for gestational age

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26
Q

common findings in anorexic patients

A
osteoporosis
elevated cholesterol and carotene
cardiac arrythmias like long QT
euthyroid sick syndrome
HPA dysfunction
hyponatremia from drinking excess water
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27
Q

very high AFP is associated with what

A

open NT defects
ventral wall defects
multiple gestation

28
Q

placenta previa with bleeding at 37 weeks

hemodynamically stable

A

C section

29
Q

greatest risk placental abruption

A

DIC

30
Q

risk factors for placental abruption

A

tobacco use and preeclampsia

31
Q

tonic clonic seziure in pregnancy and now has arm adducted and internally rotated
normal DTR and strength

A

posterior shoulder dislocation

32
Q

contraindications to external cephalic version

A
indications for c sextion
placental abnormalities
oligohydramnios
ruptured membranes
hyperextended fetal head
fetal or uterine anomaly
multiple gestation
33
Q

what vaccines can be given during pregnancy

A

Tdap and inactivated influenza

34
Q

avoid conception for how long after live attentuated vaccines

A

4 weeks

35
Q

severe features preeclampsia

A
proteinuria or end organ damage
BP >160 ?110 on 2 occasions more than 4 hours apart
thrombocytopenia
Cr >1.1
inc LFTs
Pulmonary edema
new onset visual or cerebral Sx
36
Q

Tx preeclampsia

A

delivery if term

MgSO4 and hydralazine or labetolol or nifedipine PO

37
Q

most comon cause postpartum hemorrhage

A

uterine atony

38
Q

Tx uterine atony

A

bimanual uterine massage
IV fluids, oxygen
Uterotonic medications (oxytocin, methylergonovine, carboprost, misoprostol)

39
Q

risk factors uterine rupture

A

prior uterine surgery
induction labor or prolonged
congenital uterine anomalies
fetal macrosomia

40
Q

presentation uterine rupture

A
vaginal bleeding
intra abdominal bleeding (hypotension)
fetal deceleartions
loss of fetal station
loss of intrauterine pressure
41
Q

suspect ectopic, and transabominal US shows no implant in uterus
next step

A

transvaginal US

42
Q

when do majority breech presentation self correct by

A

37 weeks

43
Q

risk factors placental abruption

A

cocaine and HTN

44
Q

is there pain with problems with vasa previa

A

no

45
Q

management threatened abortion

A

reassurance and US one week later

bed rest and no sex

46
Q

lumpke palsy presentation

A

extended wrist
hyperextened MCP join with flexed ICP joints
absent grasp reflex

can also get ptosis and miosis
injury to C8 and T1

47
Q

erb duchenne

A

decreased moro and biceps reflexes
waiters tip
intact grasp

48
Q

risk for chorioamnionitis

A

protracted labor and prolonged membrane rupture

49
Q

pain RUQ with HELPP

A

distention liver capsule

50
Q

hard to breath with preeclampsia is from what

A

pulmonary edema from increased pulmonary capillary pressure from increased afterlod from generalized arterial vasoaspasms

51
Q

screen all women at first visit for what

A

syphilis Hep B and HIV

52
Q

when to screen for Hep C in pregnant women

A

HIV patients and those at high risk

53
Q

risk for uterine inversion

A

nulliparity, fetal macrosomia

placenta acreta and rapid labor and delivery

54
Q

management uterine inversion

A

aggressive fluid replacement
manual replacement uterus
placental removala nd uterotonic durgs after replacement

55
Q

greates risk for pregnancy in someone with primary HTN

A

preterm labor

56
Q

US of placental abruption can show what

A

retroperitoneal hemorrhage

57
Q

first step placental abruption

A

aggressive fluid resuscitation with crystalloids and put in L lateral decubitus

58
Q

old patient with vulvar atrophy and urinary Sx

cause of urinary problems

A

estrogen deficiency

59
Q

if patient quad screen shows low AFP and estriol with high bhCG and inhibin A
at 18 weeks
next step

A

US to look for endocardial cushion defects, duodenal atresia, cystic hygroma

60
Q

PPROM with unknown GBS status

A

give penicillin

61
Q

Tx septic abortion

A

suction curretage

62
Q

preterm labor and many late declerations

next step

A

C section

63
Q

problem with dribbling urinary Sx post partum

A

urinary retention because of epidural

64
Q

risk uterine rupture

A

previous C section

scar!!

65
Q

loss of fetal station, fetus retracts

A

uterine rupture

66
Q

contraindication to breastfeeding

A
active substance abuse
unTx active TB
maternal HIB
herpetic lesions
varicella infection
67
Q

lab findings in hyperemesis gravidarum

A

severe persistent vomiting
fluid and electrolyte abnormalities
ketones!!! in urine
>5% body weight loss