Clin: OA and DJD Flashcards

1
Q

Prevalence of OA is increasing due to what 2 factors?

A

Obesity and Aging populations

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2
Q

Synovial inflammation with hypertrophy and effusion is seen with what?

A

Osteoarthritis

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3
Q

Which joints most often affected in OA?

A
  • Weight bearing joints and frequently used joints
  • Hips, knees, spine
  • Hands: DIP, PIP, and 1st CMC - thumb base
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4
Q

Hip involvement in OA most commonly manifests as what sx?

A

Groin pain

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5
Q

What is the Erosive subtype of OA; seen most often in whom?

A
  • Affects DIP and PIP joints; more painful than typical hand OA
  • More common in women
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6
Q

What is commonly seen on radiographs in pt with Erosive OA and how can it be differentiated from RA?

A

Central erosions (vs. marginal erosions in RA) w/ “seagull” appearance in finger joints

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7
Q

Which underlying GI disease can lead to secondary OA; which joints most often affected?

A
  • Hemochromatosis
  • 2nd/3rd MCP joints and wrist
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8
Q

Which endocrine abnormality can manifest as secondary OA; which joints most often affected?

A
  • Hyperparathyroidism
  • Wrist, MCP
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9
Q

What is seen with diffuse idiopathic skeletal hyperostosis (DISH); what are the criteria?

A
  • Calcification and ossification of spinal ligaments i.e., anterior longitudinal ligament and enthesis (tendon/lig. attachement to bone)
  • No SI joints involvement*
  • Ossifications of at least 4 contiguous vertebral levels, usually on the right side of spine
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10
Q

What are the non-pharmacologic appraoches to tx OA?

A
  • Education on OA and joint protection
  • Weight loss
  • Proper footwear + cane + bracing
  • Isometric - aerobic exercise + strength training
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