OB Hx WK1

Question 1

Placenta Previa: Defintion

Answer 1

• placenta covering internal cervical os

Question 2

Placenta Previa: Incidence

Answer 2

• wnl <20wk
• 10% preg later GA

Question 3

Placenta Previa: Types

Answer 3

• complete
• partial
• marginal - edge

Question 4

Placenta Previa: Complications

Answer 4

• hemorrhage
• demise
• c/s

Question 5

Placenta Previa: s/s

Answer 5

• severe abdominal pain

Question 6

Placenta Previa; MGMT

Answer 6

• c/s - partial and complete

Question 7

Vasa Previa: Patho

Answer 7

• NO wharton’s jelly
• vessels close to cervical os

Question 8

Vasa Previa: Risk Factors

Answer 8

• IVH
• multiple gestation

Question 9

Vasa Previa: Complications

Answer 9

• Vessel rupture w ROM
• Cord compression
• c/s

Question 10

Placenta Accreta: Types and Definition

Answer 10

• Accreta - chorionic villi deep attachment endometrium, NOT myometrium
• Increta - myometrium
• Percreta - myometrium, serosal layer, pos organs

Question 11

Placenta Accreta: Risk Factors

Answer 11

• hx c/s
• AMA

Question 12

Placenta Accreta: MGMT

Answer 12

• suspect if placenta NOT delivered <30min birth

Question 13

Polyhydramnios: Definition

Answer 13

• AFI >20 (22-35wk)

Question 14

Polyhydramnios: Maternal Complications

Answer 14

• Abruption
• Hemorrhage
• Prolapsed cord
• PROM

Question 15

Polyhydramnios: Screen

Answer 15

• AFI
  
  • Part of BPP
  • 4 quadrant US

Question 16

Oligohydramnios: Defintion

Answer 16

• AFI <5

Question 17

Oligohydramnios: Screen

Answer 17

• AFI
  
  • part of BPP
  • 4 quadrant US

Question 18

Oligohydramnios: Etiology

Answer 18

• PostT
• Placental insufficiency
• Fetal kidney dx
• PROM

Question 19

Oligohydramnios: Complications

Answer 19

• Early - pulmonary hypoplasia, MSK contractures
• Variable decelerations labor
• Compression malformations

Question 20

PROM: Defintion

Answer 20

• ROM <37wk

Question 21

PROM: Incidence

Answer 21

• 3.5% preg

Question 22

PROM: Risk Factors

Answer 22

• Polyhydramnios
• Abruption
• Multiple gestation
• Placenta Previa

Question 23

PROM: Complicaitons

Answer 23

• Sepsis
• Oligohydramnios
• Prolapsed cord
• Cord compression
• PT
• c/s
• pulmonary hypoplasia

PROM <32wk - increase complications

Question 24

Knotted Cord: Incidence

Answer 24

• 1% preg

Question 25

Knotted Cord: Complications

Answer 25

• Usually benign - tighten at delivery
• Stillbirth

Question 26

Abruption: Incidence

Answer 26

• Most common cause antenatal bleeding

Question 27

Abruption: Types

Answer 27

• Partial
  
  • Apparent
  • Concealed
• Complete

Question 28

Abruption: Defintion

Answer 28

• Premature separation wnl placenta from uterus

Question 29

Abruption: Risk Factors

Answer 29

• Hx abruption
• High parity
• HTN
• DM
• Coag dx
• PIH
• AMA
• Fibroids
• Polyhydramnios
• Short umbilical cord
• Trauma
• Cocaine
• Tobacco
• Alcohol

Question 30

Abruption: Complications

Answer 30

• PT
• IUGR
• c/s
• Thrombocytopenia
• Anemia
• Hypoxia
• NDI
• Demise

Question 31

Abruption: Postnatal MGMT

Answer 31

• Urine and meconium drug screen infant - r/o substance abuse

Question 32

Fetal Distress: Risk Factors

Answer 32

• Cord compression
• Uteroplacental insufficiency
• Preexisting maternal or fetal dx

Question 33

Fetal Distress: s/s

Answer 33

• meconium stained amniotic fluid

Question 34

Resuscitation: Risk Factors

Answer 34

• Fetal distress (esp meconium stained amniotic fluid)
• Vaginal breech
• PT
• Serious congenital anomaly
• Attending clinical concern

Question 35

High Risk DR: Requirements

Answer 35

• 1 person experienced resuscitation
• 1 assistant

Question 36

Polyhydramnios: Etiology

Answer 36

• DM
• Fetal esophageal atresia
• Rh isoimmunization