L-Spine pathology Flashcards

1
Q

How does ankylosing spondylitis appear?

A

Vertebral column becoming fused, appearance of piece of bamboo, anterior longitudinal ligaments calcifying

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2
Q

How does herniated nucleus pulposus (HNP) or herniated lumbar disk appear?

A

Possible narrowing of intervertebral disk spaces

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3
Q

How does spinal bifida appear?

A

‘open’ posterior vertebra, exposure of part of spinal cord

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4
Q

How does spondylolisthesis appear?

A

Forward slipping of one vertebra in relation to another

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5
Q

How does spondylolysis appear?

A

Defect in the pars inerarticularis (Scottie dog wearing a collar)

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6
Q

How does scoliosis appear?

A

Lateral curvature of vertebral column

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7
Q

How does a compression fracture appear?

A

Anterior wedging of vertebrae; loss of body height

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8
Q

How does a chance fracture appear?

A

Fracture through vertebral body and posterior elements

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9
Q

How does metastases appear?

A

Depends on lesion type:
Destructive - irregular margins and decreased density
Osteoblastic - increased density
Combination - a moth-eaten appearance

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