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What type of uterine malformation results in daughters of diethylstilbestrol (DES) users?

Tamoxifen therapy for breast cancer raises the risk of ________.

Which of the following is a congenital brain anomaly resulting from a migration defect of the occipital horns of the lateral ventricle leading to ventricular enlargement?

A large herniation of the posterior fossa contents into the foramen magnums with hydrocephalus and a myelomeningocele describes which type of Arnold-Chiari malformation?

Associated findings with this abnormality include: sacrococcygeal teratoma(1).jpg

A crescent shaped appearance to the cerebellum should signal the sonographer to give additional attention to which of the following fetal structures?

Identify the Dandy-Walker variant.

During a sonographic examination, a wide high third ventricle, teardrop-shaped ventricle, a widened ventricular atria, absent cavum septi pellucid, and a sunburst appearance of the gyri and sulci imaged in the fetal brain. What malformation do these findings support?

Which of the following describes a protrusion of a sac from a spinal defect which contains spinal cord and meninges?

A patient presents with a history of RLQ pain.  Her LMP was 7 days earlier.  She denies contraceptive hormone therapy.  On the basis of this clinical history, an anechoic mass within the ovary, measuring 2.5 cm, with smooth borders, most likely represents a: