ch 36 ob Flashcards
Early sampling of the exocoelomic cavity fluid via placenta free areas
coelocentesis
Round dish used to culture fetal tissue or cells
petri dish
Sampling of amniotic fluid
amniocentesis
Through the cervix
transcervical
more than one fetus
multifetal
Woman 35 years of age or older
advanced maternal age (AMA)
Aspiration of peritoneal fluid from the posterior cul-de-sac
culdocentesis
Removal of the infected fluid
abscess drainage
procedure to remove a piece of tissue or a sample of cells
biopsy
Procedure in which oocytes are aspirated from the ovaries
oocyte retrieval
noninvasive us exam performed with a transducer inserted into the vagina
endovaginal us
sampling of chorionic villus of the placenta
chorionic villus sampling (CVS)
sampling of fetal blood via the umbilical cord
percutaneous umbilical cord sampling (PUBS) (cordocentesis)
Cordocentesis is also known as
PUBS
a MSAFP value over ___ times the mean for a particular gestational age is suspect for ____ , ____ and many other fetal abnormalities
25 / multiple pregnancies / fetal demise
The optimal timing for a CVS is between the ___ weeks after the last menstrual period
9 - 12
____ is a serum protein found normally in the fetal circulatory system and produced by the fetal ____
Alpha feta protein / liver
Performing amniocentesis to determine the lecithin to sphingomyelin ratio is used to determine the risk of delivering an infant with _____ usually after ___ weeks gestation
respiratory distress syndrome / 32
Studies suggest that ___- is the safest and most accurate of the 3 procedures- transcervial cvs, transabdominal cvs, and amniocentesis
amniocentesis
During amniocentesis of twins, an ____ injection into the first sac/ twin after sampling ensures the second saC was entered for twin B
indigo carmine dye
coelocentesis is a technique that involves the us guided insertion of the needle into the ____ cavity through the vagina
extreme amniotic
When sampling fetal blood, the anterior placenta requires ____ cordocentesis whereas the posterior placenta allows sampling of the cord approx ____ from the placental umbilical cord insertion
transplacental / 1 cm
Tubal catheterization is a diagnostic and _______ technique in diagnosing tubal patency via injecting and observing fluid passage into the pelvis
therapeutic
Antibiotic prophylaxis is recommended in patients witha postive history of ____ prior to hysterosonography or hysterisonosalpingography
PID
The goal of radiotherapy is to deliver the ___ possible radiation dose to the malignant tissue and ____ the damage to the adjacent normal tissue
highest ___ minimize
advantages of CVS are ___ and _____
accuracy and early genetic diagnosis
multifetal reduction procedures have increasing owing to ____ inducing drug use
ovulation
Indigo carmine dye is ___ in color
blue
Fetal therapy often requires access to fetal ___
circulation
fetal blood sampling occurs at the ___ cord insertion site
venous
Removal of a small amount of fluid surrounding the fetus via the maternal abdomen, for testing is called
amniocentesis
Transabdominal mutlipfetal reducation is preferred between _____ weeks gestation and endovaginal redcution is successful between ___ weeks gestation
10-12 / 8-10
misdiagnosis of tubal occlusion owing to tubal spasm is a disadvantage of the _______ procedure
hysterosonosalpingography
A common clinical technique for retrieving living fetal cells/cell products from the pregnancy uterus is
a- PUBS
b- amniotic villus sampling
c- amniocentesis
d- culdocentesis
amniocentesis
An us procedure that obtains fetal blood via a needle inserted into the maternal abdomen is
a- fetal transfusion
b- reduction
c- fetal rapid blood culture
d- PUBS
PUBS
Amniocentesis testing is recommended at
a- 6-8 weeks
b- 8-14 weeks
c- 14 - 20 weeks
d- 20-30 weeks
14 to 20 weeks
fetal blood sampling occurs at the
a- venous cord insertion site
b- arterial cord insertion site
c- intrahepatic umbilical vein
d- intrahepatic umbilical artery
venous cord insertion site
vaginal coelocentesis can provide a sample of extra amniotic fluid as early as
a- 8 weeks
b- 12 weeks
c- 10 weeks
d- 6 weeks
6 weeks
women whose materal serum alpa-fetaprotein (MSAFP) screening results reveal a value nelow the mean levels for a given gestational age have been associated with an increased risk for
a- trisomy
b- spina bifida
c- cardiac malformation
d- anencephaly
trisomy
indications for using an endovaginal transducer are all except
a- ovarian cyst aspiration
b- embryo transfer
c- hemoglobinopathies
d- IUCD position
Hemoglobinopathies
The main purpose of a multifetal pregnancy reduction is to
a- limit the number of children a couple chooses to produce
b- reduce the number of embryos to improve survival for the remaining ones
c- decrease the physician liability in a multiple pregnancy
d- decrease the financial burden of multiples
reduce the number of embryos to improve survival for the remaining ones
Hysterosonosalpingography should alwayes be performed during the ___ of the menstrual cycles
a- early follicular phase
b- late proliferative phase
c- secretory phase
d- menstrual phase
early follicular phase
Select the most common endovaginal us puncture procedure
a- percutaneous pelvic mass biopsy
b- embryo transfer
c- radiotherapy planning and monitoring
d- oocyte retrieval
oocyte retrieval
Culdocentesis is performed to:
a- collect a sampling of the exocoelomic cavity fluid
b- acquire fluid posterior to the lower uterus
c- place a pelvic draining catheter
d- diagnose inflammatory intestinal wall
acquire fluid posterior to the lower uterus
Ultrasound is used to guide local treatment of the drug ___ for ectopic pregnancy resolution
a-methotrexate
b- reprotox
c- methohexital
d- repronex
Methotrexate
Which imaging modality is most useful in diagnosing ectopic pregnancy
a- sprectral doppler us
b- MRI with contrast
c- color doppler us
d- TCD
color doppler us
The gold standard procedure for establishing tubal condition is
a- sonohysterosalpingography
b- laparoscopy
c- HSG
d- hysteroscopy
laparoscopy
3D endovaginal us is useful in the detection of all except
a- IUCD postion
b- IUCD shaft and branch orientation
c- detection of IUCD
d- IUCD hormone level
IUCD hormone level
Choose a disadvantage of CVS
a- accuracy
b- early genetic diagnosis
c- false positive result
d- ability to obtain living fetal cells or products of them
false positive result
The legal limit for elective termination of pregnancy is the us is determined by
a- country guidelines
b- state laws
c- findings.lab results and fetal gest age
d- health/welfare
state laws
Counseling that provides communication regarding the occurrence and risk of occurrence of familial disorder is
a- perinatology counseling
b- genetic counseling
c- ob counseling
d- preg counseling
genetic counseling
Maternal age-related chromosome abnormality risk increases after the age of
a- 35
b- 32
c- 45
d- 40
35
Hysterosonography and hysterosomosalpingographt may be frequently preferable to laparoscopy bc
a- general anesthesia is required
b- the us procedures are more affordable
c- surgical complications may occur
d- recovery time is longer
the us procedures are more affordable
2 types of amniocentesis
genetic and lung maturity
A genetic amniocentesis is usually performed around
14-20 weeks
Chorionic villi sampling samples ___ tissue
trophoblastic
