Osteoarthritis Degenerative Joint Disease

• Facts:
  Wearing down of cartilage over time
  MC arthritis
• History / PE:
  Joint pain (worse with exercise, improved with rest)
  Bony crepitus/enlargement/tenderness
  Heberden's nodes (DIP)
  Bouchard's nodes (PIP)
• Diagnosis:
  Joint space narrowing and osteophyte formation (xray)
• Treatment:
  Weight loss
  NSAIDs , acetaminophen, chondroitin sulfate
• Associated With:
  Baker's cysts
• Differential Diagnosis:
  Rheumatoid arthritis (no DIP involvement, RF)
  Psoriatic arthritis ( psoriasis )