Assessment of Fetal Well-Being

These flashcards cover essential aspects of fetal well-being assessments, including ultrasound techniques, testing protocols, results interpretation, and associated risks.

The purpose of psychologic reactions to antenatal testing includes the provocation of __ and anxiety.

fear

Ultrasound is almost __ in obstetric care.

routine

Transabdominal ultrasound requires a _ bladder for optimal assessment of structures.

full

Transvaginal ultrasound is performed with an _ bladder and is utilized earlier in pregnancy.

empty

The first trimester ultrasound can confirm the location of pregnancy and identify fetal __ and breathing movements.

heart rate

Second trimester ultrasounds screen for genetic disorders, diagnose fetal malformations, and evaluate fetal __.

growth

Nuchal translucency testing (NTT) is screened between weeks and weeks.

11, 13

Cell-free fetal DNA (cffDNA) testing has a detection rate of __% for fetal trisomy 21.

98

The most widely used test to screen for Down syndrome in the second trimester is called __ screening.

Quad

A reduction in fetal movement may indicate fetal __, growth restriction, or fetal death.

hypoxia

The Nonstress Test (NST) evaluates fetal status and is characterized by accelerations of FHR in response to fetal __.

movement

Reactive NST shows at least two accelerations of fetal heart rate of beats/min lasting seconds.

15, 15

A positive contraction stress test indicates repetitive late decelerations with more than __% of contractions.

50

The Biophysical Profile (BPP) assesses fetal heart rate acceleration, fetal breathing, fetal movements, fetal tone, and __ fluid volume.

amniotic

A score of __ indicates low risk in Biophysical Profile assessment.

8-10

Amniocentesis can detect genetic abnormalities and fetal __ maturity.

lung

Chorionic Villus Sampling (CVS) typically performs diagnosis in the __ trimester.

first

Risks associated with Amniocentesis include transient vaginal spotting and __ fluid leakage.

amniotic

The Doppler Flow Studies assess placental function by measuring blood flow velocity and the __ ratio.

systolic/diastolic