Which one of the following sonographic signs refers to the shape of the cerebellum when a spinal defect is present?
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An early noninvasive means of assessing the risk of aneuploi…
An early noninvasive means of assessing the risk of aneuploidy is which one of the following?
All of the following are characteristics of thanatophoric dy…
All of the following are characteristics of thanatophoric dysplasia except:
Congenital anomalies associated with polyhydramnios include…
Congenital anomalies associated with polyhydramnios include all of the following except:
Ventriculomegaly is defined as lateral ventricular enlargeme…
Ventriculomegaly is defined as lateral ventricular enlargement measuring greater than ____ millimeters (mm).
Normal sonographic appearances of the fetal chest include al…
Normal sonographic appearances of the fetal chest include all of the following except:
An isolated unilateral cleft lip defect commonly originates:
An isolated unilateral cleft lip defect commonly originates:
What is the suspected cause of amniotic sheets?
What is the suspected cause of amniotic sheets?
The beta hCG levels plateau and subsequently decline, wherea…
The beta hCG levels plateau and subsequently decline, whereas the gestational sac continues to grow, after _________ weeks.
Which one of the following anomalies is caused by an alkalin…
Which one of the following anomalies is caused by an alkaline phosphatase deficiency?