OBGYN Flashcards

1
Q

Degrees of vaginal laceration

A
  1. Skin
  2. Muscle
  3. Anus
  4. Rectum
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2
Q

normal blood loss during pregnancy

A

500ml for vaginal delivery
1L for C Section

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3
Q

Identical twins

A

Monochorionic: eggs split into perfect halves

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4
Q

Ovarian hyperstimulation syndrome

A

Used clomiphene and then gained wait and got enlarged ovaries

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5
Q

Normal AFI Range

A

5-20

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6
Q

Stages of Labor

A

I: Labor until 10cm Dilation
II: 10cm Dilation until Delivery
III: Delivery of the placenta

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7
Q

Vertex presentation

A

Posterior Fontanel (triangle shape) presents first

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8
Q

Sinciput presentation

A

Anterior presentation (diamond shape) presents first

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9
Q

Face presentation

A

Mentum anterior
Do a forceps delivery

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10
Q

Compound presentation

A

Arm or hand on head
Vaginal delivery

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11
Q

Complete Breech

A

Butt down, criss cross legs

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12
Q

Frank Breech

A

Butt down, legs folded up

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13
Q

Footling / incomplete breech

A

Butt down, hips flexed
One foot sticking out of the cervical os

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14
Q

When can you do a vaginal delivery on someone who had a previous c-section

A

The C-Section was low-transverse (non-classical)

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15
Q

Early deceleration

A

NORMAL from head compression

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16
Q

Late deceleration

A

Uteroplacental insufficiency (no oxygen or nutrients)

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17
Q

Variable deceleration

A

Cord compression: reposition mom

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18
Q

Increased beat-to-beat variability

A

Fetal hypoxia

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19
Q

Decreased beat-to-beat variability

A

Acidemia

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20
Q

Pre-eclampsia

A

HA, vision changes, epigastric pain
From ischemia to the placenta
Tx: Mag, delivery, hydralazine / labetalol

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21
Q

Eclampsia

A

> 140/90 with seizures
Give 5mg mag bolus, 2mg maintenance

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22
Q

Chorioamnionitis

A

Fever, uterine tenderness, decreased FHR

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23
Q

Amniotic fluid embolism

A

SOB (from PE)

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24
Q

Endometritis

A

Post-partum uterine tenderness

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25
Q

Incomplete molar pregnancy

A

2 Sperm, 1 Egg: 69XXY
Embryo parts present

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26
Q

Complete molar pregnancy

A

2 Sperm, barren egg: 46XX / XY
Bunch of grapes, no embryo

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27
Q

Threatened abortion

A

Cervix Closed, Baby has HR
Treat with bed rest

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28
Q

Inevitable Abortion

A

Cervix Open, Baby Intact
Tx: Cerclage (Sew cervix shut until term)

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29
Q

Incomplete Abortion

A

Cervix is open, no fetal HR, just products of conception
D&C to prevent infection of placenta

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30
Q

Complete Abortion

A

Cervix is closed, no fetal remnants. Gone.
Check b-hCG

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31
Q

Missed Abortion

A

Cervix is closed, no fetal HR, just products of conception
Tx: D&C

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32
Q

Velamentous cord insertion

A

Fetal vessels insert between chorion and amnion

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33
Q

Kleihauer-Betke Test

A

Detects percentage of fetal blood in maternal circulation

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34
Q

Post-Partum depression

A

Depression post-delivery for more than 2 weeks
SSRI and CBT

35
Q

McCune Albright

A

Precocious sexual development
Polyostotic fibrous displasia (Whorls of CT)
“coast of Maine” pigmented skin macules

36
Q

Adenomyosis

A

Endometrial tissue in the myometrium
Uniformly enlarged and boggy uterus

37
Q

Kallman syndrome

A

No GnRH and Anoismia

38
Q

Savage’s syndrome

A

Ovarian resistance to LH/FSH

39
Q

Turner’s

A

High FSH, Low E2
Coarctation of the aorta, bicuspid aortic valve

40
Q

Progesterone challenge test

A

If there’s vaginal bleeding, there’s estrogen
No bleeding? No E2 or ovaries
Increased FSH: Ovarian problem
Decreased FSH: Pituitary problem

41
Q

Mittelschmerz

A

Pain with ovulation

42
Q

HPV

A

dsDNA, vaccine blocks 6, 11, 18

43
Q

Genital lesion with painful necrotic center

A

Chancroid (H Ducreyi, G- Rod)
“School of fish” pattern

44
Q

Lymphogranuloma Venereum

A

Painless ulcers, abscessed nodes, genital and elephaniasis
Caused by Chlamidia

45
Q

Granuloma inguinale

A

Spreading ulcer, Donovan bodies
From Klebsiella granulomatis (Rod)
Seen in phagocyte cytoplasm, tissue of infected

46
Q

Epididymitis

A

Unilateral scrotal pain decreased by support

47
Q

Blind baby

A

Congential: CMV
Neonatal: Chlamydia (later, gonorrhea)

48
Q

In-utero rubella infection

A

Cataracts, hearing loss
PDA
Blueberry muffin rash from face, spreading to trunk

49
Q

In-utero CMV infection

A

Spastic diplegia of legs
Hepatosplenomegaly
Blindness, central calcifications

50
Q

In-utero HSV-2 infection

A

Temporal lobe envephalitis
Must offer c-section if they have active lesions

51
Q

In-utero syphilis infection

A

Lip fissure (Rhagades)
Saber shin, razor teeth, mulberry molars

52
Q

Lobular breast carcinoma

A

Cells line up single file
Contralateral breast is the primary cancer site

53
Q

Comedocarcinoma

A

Multiple focal areas of necrosis (blackheads)
DCIS

54
Q

Intraductal Papilloma

A

Bleeding from nipple
Most common cause of unilateral red discharge

55
Q

Ductal carcinoma

A

Worst Px

56
Q

Sarcoma Botryoides

A

Vaginal cancer, ball of grapes

57
Q

Sister Mary Joseph nodule

A

Ovarian CA that has spread to the umbilicus

58
Q

Meig’s Syndrome

A

Pleural effusion + Ovarian fibroma + Ascites

59
Q

Nagele’s rule for due date

A

LMP + 9 mo + 7 days

60
Q

Chorionic villous sampling

A

12 - 14 weeks, risks limb defects

61
Q

FAS

A

Long philthrum
Midfacial hypoplasia
Short palpebral fissures

62
Q

Isotretinoin teratogenic effects

A

Congenital deafness
Congenital heart defects

63
Q

Fetal hydantoin syndrome

A

From Phenytoin
Ocular hypertelorism, strabismus
Short nose, low bridge
Accentuated “cupids bow” lip
Distal phalangeal hypoplasia

64
Q

Fetal Valproate syndrome

A

CNS abormalities
GU defects
Developmental delay, limb defects

65
Q

Warfarin teratogenic effects

A

Chondrodysplasia: stippled epiphysis
Multiple ossification centers

66
Q

PPD+

A

CXR+: RIPE
CXR-: INH and B6 for 6 MO

67
Q

Quad screen for T21

A

AFP and Estriol DOWN
hCG and Inhibin A UP

68
Q

Quad screen for T18

A

EVERYTHING DOWN
AFP, hCG, Estriol, Inhibin A

69
Q

Abe for pregnant UTI

A

Nitrofurantoin first line
Cephalexin or amoxicillin second line

70
Q

Ph in vaginal infections

A

above 4.5? BV and Trich
Normal? Candida

71
Q

Multinucleated giant cells

A

HSV

72
Q

Mom with HIV

A

AZT at 14 weeks until C-section delivery
Breast feeding c/I
Neonate gets AZT for 6 weeks, check again

73
Q

What kind of placenta previa can be delivered vaginally

A

marginal (more than 2 cm from os)

74
Q

Vasa previa

A

AROM
Painless vaginal bleeding
Fetal bradycardia
Tx: Immediate C Sec

75
Q

PCOS

A

Increased LH, decreased FSH. 3:1
Tx w/ clomiphene, letrozole (aromatase inhibitor), spironolactone

76
Q

Tx PID

A

Ceftriaxone, Doxycycline
Inpatient substitute Cefoxitin / Cefotetan

77
Q

Chorioamniitis

A

Need confirmed PROM
Uterine tenderness, maternal fever

78
Q

Tx Pre-Eclampsia

A

Admit: Mg (5g bolus, 2g/hr), labetalol, nifedepine
Hydralazine (can cause SLE-Like Sx)

79
Q

Pap testing

A

Start at 21 yo
below 30: do it every 3 years with cytology
30+: same, or q5y w/ HPV co-test
d/c at 70 if there’s 3 negative paps

80
Q

LSIL management

A

Below 30: repeat in 6 mo until 2 negative paps
Positive repeat? Colposcopy, endocervical curettage
Positive repeat w/ pregnancy: Ectocervical
Over 30: HPV test+ do colposcopy. Neg PAP/HPV q3y
Same colposcopy procedure

81
Q

Preferred SERM

A

Raloxifene because it antagonizes the endometrium rather than agonizes it. Won’t cause hyperplasia

82
Q

Bishop Score 1 pointers

A

Dilation: 1-2 cm
Effacement 40 - 50
Consistency: Medium
Position: Mid
Fetal station: -2

83
Q

Bishop Score 2 pointers

A

Dilation: 3-4 cm
Effacement 60-70
Consistency: Soft
Position: Anterior
Fetal station: -1 - 0

83
Q

Bishop Score 3 pointers

A

Dilation: 5+
Effacement 80+
Fetal station: +1 - +2