Osteoarthritis (Generalised)

General Medicine

Degenerative joint disease with cartilage loss, osteophytes and joint-space narrowing; commonest in knees, hips, hands.

Risk factors

  • • Age >50, female, obesity
  • • Prior joint injury, occupation
  • • Family history

History taking

  • • Pain worse with activity, better with rest
  • • Morning stiffness <30 min
  • • Crepitus, instability

Examination

  • • Bouchard / Heberden nodes
  • • Joint-line tenderness, crepitus, ↓ROM

Red flags

  • • Haemodynamic instability
  • • Rapid deterioration
  • • Severe pain or new neurological deficit

Differential diagnosis

  • • See differentials section per chief complaint

Recommended investigations

  • • Usually clinical
  • • X-ray: joint space narrowing, osteophytes, subchondral cysts

Diagnosis

  • • Clinical diagnosis supported by targeted investigations

Initial treatment / management

  • • Exercise + weight loss are cornerstone
  • • Topical NSAID first-line for hand/knee

Drug therapy

  • • Paracetamol 1 g QDS
  • • Topical diclofenac gel
  • • Oral NSAID with PPI if needed
  • • Intra-articular steroid for flares

Lifestyle advice

  • • Quadriceps strengthening
  • • Low-impact aerobic exercise
  • • Footwear, walking aids

Follow-up advice

  • • Review in 2–4 weeks or earlier if worsening
  • • Monitor response to therapy and adverse effects

Patient counselling

  • • Explain diagnosis and natural course in lay terms
  • • Red-flag symptoms warranting urgent return
  • • Adherence to medications and follow-up

Referral criteria

  • • Orthopaedics if persistent severe pain or functional limitation

References

  • • Harrison's Principles of Internal Medicine, 21e
  • • NICE / WHO guidelines (current edition)

Educational outpatient guide — verify against local guidelines before clinical use.

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