Jones et al: Evaluation of subchondral bone cysts in canine elbows with radiographic osteoarthritis secondary to elbow dysplasia
Veterinary Surgery 2, 2024

🔍 Key Findings Summary

• Sample: 38 Labrador Retrievers (76 elbows)
• SBCs (subchondral bone cysts):
  • Not found in elbows without OA
• Increased number and size with OA severity:
  • Grade 1: median 3 SBCs
  • Grade 2: 9 SBCs
• Grade 3: 20 SBCs (p < .001)
• Larger SBCs in more severe OA (OR = 1.056, p = .012)
• Locations: 62% humerus, 28% ulna, 10% radius
• Sex and Age Effects:
  • Older dogs had larger SBCs (p = .013)
  • Female dogs had smaller SBCs (p = .002)
  • SBC number unrelated to age or sex