Obstetrical Procedures 2 Flashcards
1
Q
1st Trimester US guidelines
A
- Location of gestational sac
- Gestational age by CRL
- PResence/absence of fetal life
- Number fetuses
- Eval of Uterus, cervix, adnexal structures, etc
2
Q
2/3 trimester US guidelines
A
- fetal viability, #, + fetal presentation
- Estimate amniotic fluid
- placenta location
- assess gestational age
- eval uterus/adnexa
- fetal anatomy
3
Q
Amniocentesis Indications
A
- 14-36 weeks
- Genetics
- Pulm (lung maturity)
- Infection
- Heme (anemia; blood type; coagulopathy; hemoglobinopathy)
- Neuro (NTD)
- Therapy
4
Q
Chorionic Villa sampling ind
A
- 10-12 wks
1. Maternal age : 35 y.o at delivery .
2. Previous child with non- disjunctional chromosome abnormality
3. Parent is carrier of balanced translocation or other chromosome disorder.
4. Both parents are carriers of autosomal recessive disease.
5. Women who are carriers of a sex–linked disease .
6. Positive first trimester screen for trisomy 21 or 18 .
5
Q
Cordocentesis ind
A
- after 18 weeks gestation
- asessment/tx TBC/platelet alloimmunization
- analysis of non-immune hydrops
- karyotype fetal blood
- contgenital infectioon
- metabolic/heme states
6
Q
An 29 y.o female G2P0010 @ 16 5/7weeks gestation is admitted to Labor and delivery with a diagnosis of chorioamnionitis. What test would you perform to determine the cause of the infection?
a. Chorionic Villus Sampling (CVS)
b. Transvaginal US
c. Cordocentesis
d. Amniocentesis
e. Fetal Blood sampling
A
d.Amniocentesis?
7
Q
C-section incisions
A
- vertical
- transverse (pfannensteil
- Maylard incision
8
Q
C-section Uterine Incisions
A
- Lower UterineTransverse (most common)
- Lower uterine Vertical
- Upper Uterine Vertical (classical)
9
Q
Contra for ECV
A
- No reassuring FHTs
- Hyperextended fetal head
- anamoly
- abruptio placentae
10
Q
Cerclage ind + use
A
- incompetent cervix/ weakness
- Cervical stitch
