Spondylolysis Flashcards

1
Q

What is the location of spondylolysis that will be stressed in spinal 2?

A

A separation along the pars interarticularis (defect in pars interarticularis or pars defect)

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2
Q

What is the incidence of spondylolysis in the general population?

A

A range of 2.6% to 10%

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3
Q

What is the geographic or ethnic bias for a higher incidence of spondylolysis?

A

Native Alaskan (inuit) population

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4
Q

What does lumbar spondylolysis appear to be related to?

A

Uniquely human upright stance or erect posture

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5
Q

What is the age range typically associated with lumbar spondylolysis?

A

10-20 Y.O.

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6
Q

What activities are particularly stressful at the pars interarticularis of lumbar vertebrae?

A

Gymnastics
Dance
Soccer

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7
Q

What fills the space in a lumbar spondylolysis?

A

Fibrocartilaginous Material

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8
Q

What name has been given to the material filling the space in a lumber spondylolysis?

A

Spondylolysis Ligament

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9
Q

What types of neural functions have been associated with the spondylolysis ligament?

A

Nociception
Neuromodulation
Autonomic Function

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10
Q

What is the appearance of the lumbar vertebra upon oblique x-ray view?

A

A scotty dog

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11
Q

What is the appearance of a spondylolysis in a lumbar vertebra upon oblique X-ray view?

A

Collared Scotty Dog

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12
Q

In an oblique xray, spondylolysis below the superior articular process of a lumbar pars interarticularis is associated with what part of the scotty dog?

A

The neck of the scotty dog

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13
Q

What part of a lumbar vertebra forms the eye of a scotty dog?

A

Pedicle

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14
Q

What part of a lumbar vertebra forms the ear of the scotty dog?

A

Superior Articular Process

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15
Q

What part of the lumbar vertebra forms the nose of a scotty dog?

A

Transverse Process

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16
Q

What characteristics are associated with cervical spondylolysis?

A
Rare
Congenital
Gender Biased -Men
MC at C6
Linked to Spondylolisthesis and Spina Bifida
17
Q

What characteristics are associated with sacral spondylolysis?

A

Rare in general population
W/in typical percents in native alaskan population
Seems to be acquired
Gender biased -Men
MC at S1 and linked to activities such as kayaking and harpooning