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DXI EXAM WITH QUESTIONS AND VERIFIED ANSWERS
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DXI EXAM WITH QUESTIONS ANDVERIFIED ANSWERS
The projection phenomenon seen on an AP pelvis or hip projection created by the
anterior aspect of the acetabular fossa and the quadrilateral surface of the
innominate bone is called _________________.
A. acetabular notch
B. Kager's notch
C. foveal capitis centralis
D. Kohler's teardrop - ANSWER Kohler's teardrop
Which radiographic finding is associated with thoracic outlet syndrome?
A. Cervical ribs
B. Bifid ribs
C. Intercalary bone
D. Nuchal bone - ANSWER Cervical ribs
Small round radiopaque densities within the pelvic basin representing calcified
thrombi in the walls of the pelvic veins are called _________.
A. atherosclerotic calcifications
B. injection granulomas
C. ischiopubic synchondroses
D. phleboliths - ANSWER Phleboliths
What is a dysplastic (Wiltse type I) spondylolisthesis?
A. It is the most common type of spondylolisthesis.
B. It involves a pars defect.
,C. It is the result of congenital malformation.
D. It occurs secondary to an underlying disease. - ANSWER It is the result of
congenital malformation
The most common type of spondylolisthesis seen in patients less than 50 years of
age is _____________.
A. Dysplastic
B. Degenerative
C. Isthmic
D. Traumatic - ANSWER Isthmic
Herniation of disc material into the vertebral body resulting in a short-based
endplate depression surrounded by a thin sclerotic rim is known as what?
A. Schmorl's nod
B. Limbus bone
C. Os terminale of Bergman
D. Nuclear impression - ANSWER Schmorl's node
According to the Wiltse calcification of spondylolisthesis, anterior slippage of a
vertebra secondary to fractures in the area of the neural arch other than the pars
interarticularis would be considered which type?
A. Isthmic
B. Traumatic
C. Dysplastic
D. Degenerative - ANSWER Traumatic
What is the most common level for an isthmic spondylolisthesis?
A. C6
B. L5
,C. L4
D. C2 - ANSWER L5
What radiographic entity is seen dorsal to the cervical spinous processes?
A. Nuchal bone
B. Thyroid cartilage calcification
C. Styloid ligament calcification
D. Intercalary bone - ANSWER Nuchal bone
Which condition is associated with secondary basilar impression?
A. Paget disease
B. Assimilation of C1
C. Klippel-Feil syndrome
D. Arnold-Chiari malformation - ANSWER Paget disease
Which statement is TRUE regarding os odontoideum?
A. It represents an acute fracture.
B. It is never seen in children under 5 years of age.
C. It can be visualized on the AP lower cervical projection.
D. It is a non-union of the dens with the axis body. - ANSWER It is a non-union of
the dens with the axis body
Anterior displacement of a vertebral body in relation to its subjacent segment is
known as _________.
A. spondylosis
, B. spondyloschisis
C. spondylolisthesis
D. spondylolysis - ANSWER Spndylolisthesis
A split cord by either an osseous bar or a fibrous septum is known as
___________________.
A. Diastematomyelia
B. Spondyloschesis
C. Arnold-Chiari
D. Myelomeningocele - ANSWER Diastematomyelia
An osseous defect within the lumbar spine pars interarticularis is referred to as
_____________.
A. spondylosis
B. spondylolysis
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