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Science
Medicine
Obstetrics
Chapter 52: Sonography and High-Risk Pregnancy
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Gravity
Terms in this set (99)
severe generalized massive edema often seen with fetal hydrops
anascara
lack of development of the caudal spine and cord (may occur in the fetus of a diabetic mother)
caudal regression syndrome
occurs when the division of the egg occurs after 13 days
conjoined twins
twins that arise from two separately fertilized ova, each ovum implants separately in the uterus and develops its own placenta, chorionic and amniotic sac
dizygotic
coma and seizures in the second- and third-trimester patient secondary to pregnancy-induced hypertension. _____ is diagnosed in patients in whom high blood pressure is found before 20 weeks gestation.
eclampsia, chronic hypertension
fetal death that occurs after the fetus has reached a certain growth that is too large to resorb into the uterus and is marked by flattened loss of fluid and most soft tissue
fetus papyraceous
fluid occurs in at least two areas: pleural effusion, pericardial effusion, ascites, or skin edema, polyhydramnios, anasarca, and placental edema
hydrops fetalis
excessive vomiting that leads to dehydration and electrolyte imbalance
hyperemesis gravidarum
an antigen present in the fetus; the maternal serum is tested between 15 and 22 weeks of gestation to detect abnormal levels; can also be tested directly from the amniotic fluid during amniocentesis, associated with twin pregnancies
maternal serum alpha-fetoprotein (MSAFP)
a blood test conducted during the second trimester (15 to 22 weeks) to identify pregnancies at a higher risk for chromosomal anomalies (trisomy 21 and trisomy 18) and neural tube defects
maternal serum quad screen
twins that arise from a single fertilized egg that divides to produce two identical fetuses
monozygotic
a group of conditions in which hydrops is present in the fetus but not a result of fetomaternal blood group incompatibility
nonimmune hydrops (NIH)
too little amniotic fluid
oligohydramnios
too much amniotic fluid
polyhydramnios
complication of pregnancy characterized by increasing hypertension, proteinuria, and edema
preeclampsia
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