Screening Procedures for Genetic Abnormalities Flashcards

1
Q

peripheral venous blood or scraped cells (buccal area)

A

Karyotyping

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2
Q

assesses alpha-fetoprotein (AFP)

A

assesses alpha-fetoprotein (AFP)

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3
Q

chorionic villi (placenta) for DNA analysis Done as early as 5 weeks AOG

A

Chorionic Villi Sampling

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4
Q

WOF: vaginal bleeding, chills, and signs of infection Rh negative: give RhoGAM to prevent isoimmunization

A

Chorionic Villi Sampling

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5
Q

withdrawal of amniotic fluid through the abdominal wall for analysis

A

amniocentesis

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6
Q

“cordocentesis”

A

Percutaneous Umbilical Cord Blood Sampling

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7
Q

removal of blood from the fetal umbilical cord at about 17 weeks AOG using amniocentesis technique

A

percutaneous Umbilical Cord Blood Sampling

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8
Q

Magnetic Resonance Imaging (MRI) and ultrasound are used to assess for general size and structural disorders of
the internal organs, spine, or limbs

A

Fetal Imaging

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9
Q

insertion of a fiberoptic fetoscope through a small incision in the mother’s abdomen into the uterus and membranes to visually inspect the fetus for gross
abnormalities

A

Fetoscopy

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