AI Article Synopsis

  • A study evaluated the use of bioreplaceable poly-L/D-lactic acid (PLDLA) implants in reconstructing rheumatoid forefoot deformities, comparing it with conventional surgery.
  • At 3 months post-surgery, patients who underwent conventional metatarsal head resection reported better function, though this difference disappeared by the 12-month mark.
  • Ultimately, the early outcomes of PLDLA interposition arthroplasty were not as positive as expected based on previous results with rheumatoid hand surgeries.

Article Abstract

Background: Interposition arthroplasty with bioreplaceable poly-L/D-lactic acid (PLDLA) implants has been studied in Finland with promising results in reconstruction of the rheumatoid hand. We evaluated this material in a series of patients with rheumatoid forefoot deformities.

Materials And Methods: Thirty-five patients were randomized to either PLDLA metatarsophalangeal joint interposition arthroplasty group (16 patients) or to conventional metatarsal head resection group (19 patients).

Results: At 3 months after surgery, the function VAS was significantly better in the control group (p = 0.003). The difference disappeared by 12 months. Otherwise, comparison between the two groups did not reveal any statistically significant differences in the AOFAS scores or the pain VAS at 3 or 12 months.

Conclusion: Early results after PLDLA interposition arthroplasty of metatarsophalangeal joints were not as promising as previously reported with rheumatoid metacarpophalangeal reconstruction.

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Source
http://dx.doi.org/10.3113/FAI.2010.0505DOI Listing

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