Abstract
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Describe the reasons surrounding the occurrence of mosaic trisomy 14.
Identify the sonographic findings of mosaic trisomy 14.
Explain how sonography and genetic testing work together in the diagnosis of mosaic trisomy 14.
What is the incidence rate of mosaic trisomy 14 in females compared with males? A. 2:1 B. 3:1 C. 4:1 D. 5:1
Which facial feature is common with mosaic trisomy 14? A. Hypertelorism B. Absent nose C. Frontal bossing D. Micrognathia
What is the result of most pregnancies affected with complete trisomy 14? A. First trimester demise B. Demise in the second trimester C. Death shortly after birth D. Life expectancy in the teens
How many live births affected with mosaic trisomy 14 have been reported since 2014? A. 10 B. 40 C. 120 D. 450
What was the name of the measurement performed to diagnose micrognathia? A. The jaw index B. Head to jaw ratio C. Mandibular index D. Mandible to head circumference ratio
Footnotes
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