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Obstetrics > 7 Obstetric Complications > Flashcards

7 Obstetric Complications Flashcards

1
Q

Criteria for CERCLAGE

A

Cervical length > 25mm by vaginal sonography

Prior to 24wks

Prior preterm birth (<34w)

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2
Q

Mcdonald vs Shirodkar

A

Removable suture vs submucosal placement

MDC allows vaginal delivery

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3
Q

Multiple ovulation with 2 zygotes

Always dichorionic, diamnionic

A

Dizygotic twins

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4
Q

Arise from 1 zygote cleaved during the morula stage

Lowest risk of all MZ twins

A

Mono-Di-Di

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5
Q

MZ separated during the embryonic stage (9-12th day)

Highest risk of all MZ twins

A

Mono-Mono-Mono

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6
Q

MZ twins cleaved during the blastocyst stage (4-8th days)

A

Mono-Mono-Di

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7
Q

MZ twins cleaved 12th day onwards

A

Conjoined Twins

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8
Q

Fetal risk is present (alloimmunization)

A

1) AAb are detcted in the mother’s circulation
2) Ab are assoc w HDN
3) AAb titer >1:8
4) FOB is RBC antigen (+)

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9
Q

Amniotic fluid bilirubin Liley zone III or PUBS fetal Hct =25% or MCA flow is ⬆️⬆️

A

Severe Fetal Anemia

<34w IU IV transfusion
>/=34w delivery

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10
Q

RhoGAM

A

routine: Rh D negative at 28w and w/in 72hrs CVs, amniocentesis or D&C

Within 72h of delivery to an RhD positive infant

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11
Q

Qualitative vs Quantitative test in alloimmunization

A

Rosette Test

Kleihauer-Betke Test

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12
Q

Pregnancy 20-36w
>/= 3 UC in 30mins
Dilated <2cm and no change

A

Preterm Contractions

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13
Q

Preterm Delivery Prophylaxis (singleton pregnancy)

A

Cervial length >/= 25mm, w prior PTB - IM 17-OH-P

Cervical length <25mm, w prior PTB - IM + cervical cerclage

<20mm, no prior PTB - daily vaginal progesterone before 24wks

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14
Q

Its positive result raises the likelihood of PTB to 50%

A

Fetal fibronectin

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15
Q

Reduce the severity and risk of cerebral palsy among surviving very preterm neonates (<32w)

It takes 4h to achieve steady sate in the fetus

A

Maternal IV MgSO4

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16
Q

Preterm labor tocolysis, hypokalemia, hyperglycemia

A

B-adrenergics (Terbutaline)

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17
Q

PT labor tocolysis
Hypotension
Myocardial depression

A

Calcium Channel Blockers

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18
Q

PT labor tocolysis
Oligohydramnios
PDA closure in utero

A

Pg synthase inhibitors

INDOMETHACIN

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19
Q

Antidote to MgSO4

A

Calcium Gluconate

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20
Q

Ruptured Membranes

A

Pooling positive (posterior vaginal fornix)
Nitrazine (+) = Blue
Fern (+)

21
Q

Maternal fever, uterine tenderness in the presence of confirmed PROM in the absence of URI or UTI

A

Chorioamnionitis

22
Q

Favorable cervix is

A

Cervix is dilated, effaced, soft and anterior to mid position

Bishop score is >/= 8

23
Q

Mngt for dates sure, favorable cervix

A

Labor induction

24
Q

Mngt for dates sure, unfavorable cervix

A

Cervical ripening

Oxytocin induction

Or NST, AFIs twice weekly

25
Q

Among post term pregnancy,

A) maintained placental function

B) deteriorating PF

A

Macrosmia Syndrome

Dysmaturity Syndrome

26
Q

Multiple ovulation with 2 zygotes

Always dichorionic, diamnionic

A

Dizygotic twins

27
Q

Arise from 1 zygote cleaved during the morula stage

Lowest risk of all MZ twins

A

Mono-Di-Di

28
Q

MZ separated during the embryonic stage (9-12th day)

Highest risk of all MZ twins

A

Mono-Mono-Mono

29
Q

MZ twins cleaved during the blastocyst stage (4-8th days)

A

Mono-Mono-Di

30
Q

MZ twins cleaved 12th day onwards

A

Conjoined Twins

31
Q

Fetal risk is present (alloimmunization)

A

1) AAb are detcted in the mother’s circulation
2) Ab are assoc w HDN
3) AAb titer >1:8
4) FOB is RBC antigen (+)

32
Q

Amniotic fluid bilirubin Liley zone III or PUBS fetal Hct =25% or MCA flow is ⬆️⬆️

A

Severe Fetal Anemia

<34w IU IV transfusion
>/=34w delivery

33
Q

RhoGAM

A

routine: Rh D negative at 28w and w/in 72hrs CVs, amniocentesis or D&C

Within 72h of delivery to an RhD positive infant

34
Q

Qualitative vs Quantitative test in alloimmunization

A

Rosette Test

Kleihauer-Betke Test

35
Q

Pregnancy 20-36w
>/= 3 UC in 30mins
Dilated <2cm and no change

A

Preterm Contractions

36
Q

Preterm Delivery Prophylaxis (singleton pregnancy)

A

Cervial length >/= 25mm, w prior PTB - IM 17-OH-P

Cervical length <25mm, w prior PTB - IM + cervical cerclage

<20mm, no prior PTB - daily vaginal progesterone before 24wks

37
Q

Its positive result raises the likelihood of PTB to 50%

A

Fetal fibronectin

38
Q

Reduce the severity and risk of cerebral palsy among surviving very preterm neonates (<32w)

It takes 4h to achieve steady sate in the fetus

A

Maternal IV MgSO4

39
Q

Preterm labor tocolysis, hypokalemia, hyperglycemia

A

B-adrenergics (Terbutaline)

40
Q

PT labor tocolysis
Hypotension
Myocardial depression

A

Calcium Channel Blockers

41
Q

PT labor tocolysis
Oligohydramnios
PDA closure in utero

A

Pg synthase inhibitors

INDOMETHACIN

42
Q

Antidote to MgSO4

A

Calcium Gluconate

43
Q

Ruptured Membranes

A

Pooling positive (posterior vaginal fornix)
Nitrazine (+) = Blue
Fern (+)

44
Q

Maternal fever, uterine tenderness in the presence of confirmed PROM in the absence of URI or UTI

A

Chorioamnionitis

45
Q

Favorable cervix is

A

Cervix is dilated, effaced, soft and anterior to mid position

Bishop score is >/= 8

46
Q

Mngt for dates sure, favorable cervix

A

Labor induction

47
Q

Mngt for dates sure, unfavorable cervix

A

Cervical ripening

Oxytocin induction

Or NST, AFIs twice weekly

48
Q

Among post term pregnancy,

A) maintained placental function

B) deteriorating PF

A

Macrosmia Syndrome

Dysmaturity Syndrome

49
Q

If abruptio placenta is to Couvelaire uterus, placental invasion and severe hypotension is to ________

A

Sheehan’s Syndrome

Obstetrics (14 decks)

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