CASE 11
Used with permission from McGahan JP, et al: Fetal head and brain. In McGahan JP, Goldberg BB [eds]: Diagnostic Ultrasound, 2nd ed. New York: Informa Healthcare USA, 2008; 1151.
Used with permission from McGahan JP, et al: Fetal head and brain. In McGahan JP, Goldberg BB [eds]: Diagnostic Ultrasound, 2nd ed. New York: Informa Healthcare USA, 2008; 1151.
History: Three separate cases of ultrasound through the fetal head between 20 and 22 weeks’ gestation are presented.
1. What should be included in the differential diagnosis? (Choose all that apply.)
2. Concerning Dandy-Walker syndrome, which of the following statements is not true?
A. This syndrome includes cystic dilation in the fourth ventricle.
B. There is complete or partial agenesis of the cerebellar vermis.
C. It is rarely associated with other structural abnormalities.
D. It is often associated with karyotypic abnormalities.
3. Which of the following entities is not an abnormality related to Dandy-Walker complex?
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