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- Talk
- 15/09/2021
- Canada
Osteochondral Allograft Transplantation With Osteotomy for Post-Traumatic Cartilage Defects in the Knee
Description
In this presentation from COA 2021, medical student Anser Daud discusses osteochondral allografts used to treat traumatic defects in the knee, highlighting research conducted at Mount Sinai Hospital in Toronto. Daud begins by acknowledging the influential figures in the orthopedic field, particularly Dr. Allan Gross. He explains the significance of treating osteochondral defects, which have become increasingly commonplace over the last 15 to 20 years. Daud describes how minimal cartilage defects can lead to notable pain and disability, but through innovative techniques, many patients experience significant functional improvements.
The team performed a retrospective assessment of 86 patients, primarily focusing on young adults, revealing positive mid-term outcomes. Daud indicates that the placement of osteochondral plugs along with concurrent osteotomy—when necessary—has resulted in a remarkable 100% graft integrity at the two-year mark and about 90% at ten to fifteen years. However, he also points out that larger grafts, above 3 cm, tend to have a lower survival rate.
Daud's data shows that functional scores improved significantly post-operation, with many patients returning to high-level activities like running and sports. The presentation touches upon limitations, such as the retrospective cohort nature of the study and the absence of a control group.
Ultimately, Daud concludes that both procedures demonstrate excellent graft survival and functionality for young patients with isolated knee defects, suggesting a potential to delay or prevent the need for total knee arthroplasty. He expresses hope that the research findings will be useful to the audience in their practices.