Pediatric Radiology > Neurological > Pediatric Neurology Quiz Part I


Pediatric Neurology Quiz Part I

Question 1: On the parasagittal image in head ultrasound, germinal matrix hemorrhage is differentiated from choroid plexus by ...
Location, the choroid plexus is anterior to the caudothalamic groove and hemorrhage is posterior.
 Location, the choroid plexus is posterior to the caudothalamic groove and hemorrhage is anterior.
Question 2: Grade III germinal matrix hemorrhage is differentiated from grade II by ...
The presence of intraparenchymal hemorrhage.
 The presence of ventricular dilatation.
The presence of intraventricular extension.
 The presence of cystic spaces in the periventricular white matter.
Question 3: The lacunar skull seen in patients with Chiari II malformations is directly related to the degree of hydrocephalus.
True
 False
Question 4: Imaging findings seen in Chiari II malformations include all of the following except ...
Kinked medulla.
 Enlarged massa intermedia.
 Tectal beaking.
 Posterior fossa cyst.
Hydrocephalus

Question 5: Alobar holoprosencephaly is characterized by the lack of cleavage of the two cerebral hemispheres, a monoventricle, an absent falx cerebri, and partially separated thalami.
True
 False
Question 6: Schizencephaly can be differentiated from a porencephalic cyst by ...
The cleft being lined by gray matter.
The cleft being lined by white matter.
 Focal increased T2 signal in the parenchyma.
 The two entities are the same.
Question 7: Abnormal neuronal migration may lead to all of the following except ...
Agyria.
 Heterotopia.
Pachygyria.
Hydranencephaly.

Question 8: In hydranencephaly, the cerebellum and thalami are typically spared because ...
They are fed by the vertebrobasilar system.
The falx cerebri had not developed at the time of injury.
 They are myelinated at birth.
 Perinatal infections are treated by maternal antibodies.
Question 9: One cause of high output congestive heart failure in the newborn is a vein of Galen malformation.
True
False
Question 10: Myelination patterns are best demonstrated with CT of the head.
True
 False
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