Neural Axis
Face & Neck
Heart & Thorax
Abdomen
Genitourinary &
Skeletal System
100

Midline structure responsible for communication between right and left cerebral hemispheres.

What is the corpus callosum?

100
Linear structure often visualized within the eye extending from the lens or dorsal orbit.

What is the Hyaloid artery?

100

The most chamber for an EIF to occur.

What is the left ventricle?

100

Defects of the abdominal wall result in an elevation of this serum marker.

What is AFP?

100

Most common nonlethal skeletal dysplasia.

What is heterozygous achrondroplasia?

200

Most common cause of hydrocephalus in utero.

What is Aqueductal Stenosis?

200

Most common cause of hypertelorism.

What is an anterior cephalocele?

200

This term is used to describe a deviation of the heart from its normal axis within the thoracic cavity.

What is a mediastinal shift?

200

The "pouch sign" is associated with this anomaly.

What is esophageal atresia?

200

Fetuses with this dysplasia are said to have "telephone receiver"-shaped long bones.

What is thanatophoric dysplasia (type 1)?

300

This abnormality consists of sonographic findings such as a posterior fossa cyst, absent cerebellar vermis and splaying of the cerebellar hemispheres.

What is Dandy Walker Malformation?

300

This teratoma is found in the oropharynx and may prohibit fetal swallowing.

What is an epignathus?

300

These vessels surround the borders of the thymus gland in a 3VV to form the "thy box" with color Doppler.

What are the internal mammary arteries?

300

Ectopia cordis and omphalocele are characteristic findings of this condition.

What is Pentalogy of Cantrell?

300

Condition in which the hands and feet are attached directly to the axial skeleton.

What is phocomelia?

400
Fluid-filled clefts within the cerebrum communicating with the ventricular system lined by gray matter.

What is Schizencephaly?

400

This facial abnormality results in a premaxillary protrusion with flattened nares.

What is a bilateral cleft lip/palate?

400

Rhabdomyomas are said to be associated with this disorder.

What is tuberous sclerosis?

400

These two structures located within the anterior abdomen will be surrounded by fluid in the presence of abdominal ascites. 

What is the falciform ligament and umbilical vein?

400

Agenesis of abdominal wall musculature with a grossly distended bladder and cryptorchidism are findings of this condition.

What is Prune Belly syndrome (Eagle-Barrett)?

500

Condition consisting of a classic triad of an occipital encephalocele, polydactyly and renal cystic dysplasia.

What is Meckel-Gruber Syndrome?

500

This condition is associated with micrognathia, and a U-shaped palate cleft causing glossoptosis.

What is Pierre Robin Sequence?

500

Abnormal placement of the tricuspid valve within the right ventricle resulting in a massively dilated right atrium.

What is Ebstein's Anomaly?

500

Acronym used to describe cloacal exstrophy.

What is OEIS complex?

500

The proper name for the cloverleaf-shaped skull.

What is Kleeblattschadel skull?

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