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Questions and Answers

What imaging technique is best suited for demonstrating osteopenia?

  • MRI
  • CT scan
  • DEXA scan (correct)
  • Technetium bone scan

What are pseudofractures, also known as Looser's zones?

  • Highly mineralized regions of bone
  • Areas of decreased bone density along bone surfaces (correct)
  • Complete bone fractures
  • Bands of bone material with increased density

What x-ray findings are associated with secondary hyperparathyroidism caused by osteomalacia?

  • Thickening of the bone cortex
  • Increased bone density
  • Decreased cortical thinning
  • Subperiosteal resorption and bone porosity (correct)

What is a common cause of work-related disability in individuals younger than 45 years in the United States?

<p>Lumbar degenerative disc disease (A)</p> Signup and view all the answers

Which vitamin is commonly deficient in patients with osteomalacia?

<p>Vitamin D (A)</p> Signup and view all the answers

What is the primary role of intervertebral discs in the spinal column?

<p>To allow for vertebral flexibility (B)</p> Signup and view all the answers

What is a common symptom of lumbar degenerative disc disease?

<p>Foot numbness (B)</p> Signup and view all the answers

Flashcards

What are pseudofractures?

Areas of decreased bone density along bone surfaces, also known as Looser's zones.

Vitamin Deficiency in Osteomalacia

Vitamin D deficiency.

X-Ray Findings in Secondary Hyperparathyroidism

Subperiosteal resorption and bone porosity.

Imaging for Osteopenia

DEXA scan.

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Primary Role of Intervertebral Discs

To allow for vertebral flexibility

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Common Symptom of Lumbar Degenerative Disc Disease

Foot numbness.

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